Home / 31,742.04-43,743.60-23,246.76

Finding the Fourth Proportional to 31,742.04, 43,743.60 and 23,246.76

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Solution

The fourth proportional to 31,742.04, 43,743.60 and 23,246.76 is: 32,036.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,742.04 : 43,743.60 = 23,246.76 : x
  2. Step 2: Convert to fraction form
    31,742.04/43,743.60 = 23,246.76/x
  3. Step 3: Cross multiply
    31,742.04x = 43,743.60 × 23,246.76
  4. Step 4: Simplify right side
    31,742.04x = 1,016,896,970.74
  5. Step 5: Solve for x
    x = 1,016,896,970.74/31,742.04
  6. Step 6: Final answer
    x = 32,036.28

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Find fourth proportional to 15,871.02, 21,871.80 and 11,623.38
Half scale
Find fourth proportional to 63,484.08, 87,487.20 and 46,493.52
Double scale
Find fourth proportional to 31,743.04, 43,744.98 and 23,247.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.