Home / 25,086.66-34,591.22-15,999.87

Finding the Fourth Proportional to 25,086.66, 34,591.22 and 15,999.87

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Solution

The fourth proportional to 25,086.66, 34,591.22 and 15,999.87 is: 22,061.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,086.66 : 34,591.22 = 15,999.87 : x
  2. Step 2: Convert to fraction form
    25,086.66/34,591.22 = 15,999.87/x
  3. Step 3: Cross multiply
    25,086.66x = 34,591.22 × 15,999.87
  4. Step 4: Simplify right side
    25,086.66x = 553,454,893.28
  5. Step 5: Solve for x
    x = 553,454,893.28/25,086.66
  6. Step 6: Final answer
    x = 22,061.72

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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.