Home / 52,136.11-71,947.20-28,262.44

Finding the Fourth Proportional to 52,136.11, 71,947.20 and 28,262.44

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Solution

The fourth proportional to 52,136.11, 71,947.20 and 28,262.44 is: 39,001.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,136.11 : 71,947.20 = 28,262.44 : x
  2. Step 2: Convert to fraction form
    52,136.11/71,947.20 = 28,262.44/x
  3. Step 3: Cross multiply
    52,136.11x = 71,947.20 × 28,262.44
  4. Step 4: Simplify right side
    52,136.11x = 2,033,403,423.17
  5. Step 5: Solve for x
    x = 2,033,403,423.17/52,136.11
  6. Step 6: Final answer
    x = 39,001.82

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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.