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Finding the Fourth Proportional to 52,658.52, 72,695.52 and 35,752.20

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Solution

The fourth proportional to 52,658.52, 72,695.52 and 35,752.20 is: 49,356.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,658.52 : 72,695.52 = 35,752.20 : x
  2. Step 2: Convert to fraction form
    52,658.52/72,695.52 = 35,752.20/x
  3. Step 3: Cross multiply
    52,658.52x = 72,695.52 × 35,752.20
  4. Step 4: Simplify right side
    52,658.52x = 2,599,024,770.14
  5. Step 5: Solve for x
    x = 2,599,024,770.14/52,658.52
  6. Step 6: Final answer
    x = 49,356.21

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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.