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Finding the Fourth Proportional to 52,052.84, 71,832.92 and 28,179.71

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Solution

The fourth proportional to 52,052.84, 71,832.92 and 28,179.71 is: 38,887.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,052.84 : 71,832.92 = 28,179.71 : x
  2. Step 2: Convert to fraction form
    52,052.84/71,832.92 = 28,179.71/x
  3. Step 3: Cross multiply
    52,052.84x = 71,832.92 × 28,179.71
  4. Step 4: Simplify right side
    52,052.84x = 2,024,230,353.99
  5. Step 5: Solve for x
    x = 2,024,230,353.99/52,052.84
  6. Step 6: Final answer
    x = 38,887.99

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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.