Home / 52,715.28-72,748.90-28,841.95

Finding the Fourth Proportional to 52,715.28, 72,748.90 and 28,841.95

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Solution

The fourth proportional to 52,715.28, 72,748.90 and 28,841.95 is: 39,802.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,715.28 : 72,748.90 = 28,841.95 : x
  2. Step 2: Convert to fraction form
    52,715.28/72,748.90 = 28,841.95/x
  3. Step 3: Cross multiply
    52,715.28x = 72,748.90 × 28,841.95
  4. Step 4: Simplify right side
    52,715.28x = 2,098,219,882.38
  5. Step 5: Solve for x
    x = 2,098,219,882.38/52,715.28
  6. Step 6: Final answer
    x = 39,802.88

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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.