Home / 25,159.66-37,737.16-8,517.76

Finding the Fourth Proportional to 25,159.66, 37,737.16 and 8,517.76

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Solution

The fourth proportional to 25,159.66, 37,737.16 and 8,517.76 is: 12,775.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,159.66 : 37,737.16 = 8,517.76 : x
  2. Step 2: Convert to fraction form
    25,159.66/37,737.16 = 8,517.76/x
  3. Step 3: Cross multiply
    25,159.66x = 37,737.16 × 8,517.76
  4. Step 4: Simplify right side
    25,159.66x = 321,435,956.32
  5. Step 5: Solve for x
    x = 321,435,956.32/25,159.66
  6. Step 6: Final answer
    x = 12,775.85

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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.