Home / 38,485.16-53,118.38-22,574.74

Finding the Fourth Proportional to 38,485.16, 53,118.38 and 22,574.74

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Solution

The fourth proportional to 38,485.16, 53,118.38 and 22,574.74 is: 31,158.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,485.16 : 53,118.38 = 22,574.74 : x
  2. Step 2: Convert to fraction form
    38,485.16/53,118.38 = 22,574.74/x
  3. Step 3: Cross multiply
    38,485.16x = 53,118.38 × 22,574.74
  4. Step 4: Simplify right side
    38,485.16x = 1,199,133,239.26
  5. Step 5: Solve for x
    x = 1,199,133,239.26/38,485.16
  6. Step 6: Final answer
    x = 31,158.33

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Half scale
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Double scale
Find fourth proportional to 38,486.16, 53,119.76 and 22,575.74
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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.