Home / 52,600.11-72,587.76-28,726.78

Finding the Fourth Proportional to 52,600.11, 72,587.76 and 28,726.78

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Solution

The fourth proportional to 52,600.11, 72,587.76 and 28,726.78 is: 39,642.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,600.11 : 72,587.76 = 28,726.78 : x
  2. Step 2: Convert to fraction form
    52,600.11/72,587.76 = 28,726.78/x
  3. Step 3: Cross multiply
    52,600.11x = 72,587.76 × 28,726.78
  4. Step 4: Simplify right side
    52,600.11x = 2,085,212,612.21
  5. Step 5: Solve for x
    x = 2,085,212,612.21/52,600.11
  6. Step 6: Final answer
    x = 39,642.74

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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.