Home / 31,985.12-44,142.54-23,904.74

Finding the Fourth Proportional to 31,985.12, 44,142.54 and 23,904.74

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Solution

The fourth proportional to 31,985.12, 44,142.54 and 23,904.74 is: 32,990.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,985.12 : 44,142.54 = 23,904.74 : x
  2. Step 2: Convert to fraction form
    31,985.12/44,142.54 = 23,904.74/x
  3. Step 3: Cross multiply
    31,985.12x = 44,142.54 × 23,904.74
  4. Step 4: Simplify right side
    31,985.12x = 1,055,215,941.64
  5. Step 5: Solve for x
    x = 1,055,215,941.64/31,985.12
  6. Step 6: Final answer
    x = 32,990.84

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Double scale
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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.