Home / 56,265.60-77,640.64-32,387.52

Finding the Fourth Proportional to 56,265.60, 77,640.64 and 32,387.52

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Solution

The fourth proportional to 56,265.60, 77,640.64 and 32,387.52 is: 44,691.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,265.60 : 77,640.64 = 32,387.52 : x
  2. Step 2: Convert to fraction form
    56,265.60/77,640.64 = 32,387.52/x
  3. Step 3: Cross multiply
    56,265.60x = 77,640.64 × 32,387.52
  4. Step 4: Simplify right side
    56,265.60x = 2,514,587,780.81
  5. Step 5: Solve for x
    x = 2,514,587,780.81/56,265.60
  6. Step 6: Final answer
    x = 44,691.39

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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.