Home / 52,519.11-72,476.96-28,645.71

Finding the Fourth Proportional to 52,519.11, 72,476.96 and 28,645.71

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Solution

The fourth proportional to 52,519.11, 72,476.96 and 28,645.71 is: 39,531.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,519.11 : 72,476.96 = 28,645.71 : x
  2. Step 2: Convert to fraction form
    52,519.11/72,476.96 = 28,645.71/x
  3. Step 3: Cross multiply
    52,519.11x = 72,476.96 × 28,645.71
  4. Step 4: Simplify right side
    52,519.11x = 2,076,153,834.61
  5. Step 5: Solve for x
    x = 2,076,153,834.61/52,519.11
  6. Step 6: Final answer
    x = 39,531.40

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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.