Home / 47,966.12-71,969.90-25,753.55

Finding the Fourth Proportional to 47,966.12, 71,969.90 and 25,753.55

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Solution

The fourth proportional to 47,966.12, 71,969.90 and 25,753.55 is: 38,641.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,966.12 : 71,969.90 = 25,753.55 : x
  2. Step 2: Convert to fraction form
    47,966.12/71,969.90 = 25,753.55/x
  3. Step 3: Cross multiply
    47,966.12x = 71,969.90 × 25,753.55
  4. Step 4: Simplify right side
    47,966.12x = 1,853,480,289.38
  5. Step 5: Solve for x
    x = 1,853,480,289.38/47,966.12
  6. Step 6: Final answer
    x = 38,641.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.