Home / 52,125.92-71,932.02-30,892.58

Finding the Fourth Proportional to 52,125.92, 71,932.02 and 30,892.58

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Solution

The fourth proportional to 52,125.92, 71,932.02 and 30,892.58 is: 42,630.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,125.92 : 71,932.02 = 30,892.58 : x
  2. Step 2: Convert to fraction form
    52,125.92/71,932.02 = 30,892.58/x
  3. Step 3: Cross multiply
    52,125.92x = 71,932.02 × 30,892.58
  4. Step 4: Simplify right side
    52,125.92x = 2,222,165,682.41
  5. Step 5: Solve for x
    x = 2,222,165,682.41/52,125.92
  6. Step 6: Final answer
    x = 42,630.72

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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.