Home / 12,624.74-17,422.19-7,591.85

Finding the Fourth Proportional to 12,624.74, 17,422.19 and 7,591.85

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Solution

The fourth proportional to 12,624.74, 17,422.19 and 7,591.85 is: 10,476.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,624.74 : 17,422.19 = 7,591.85 : x
  2. Step 2: Convert to fraction form
    12,624.74/17,422.19 = 7,591.85/x
  3. Step 3: Cross multiply
    12,624.74x = 17,422.19 × 7,591.85
  4. Step 4: Simplify right side
    12,624.74x = 132,266,670.88
  5. Step 5: Solve for x
    x = 132,266,670.88/12,624.74
  6. Step 6: Final answer
    x = 10,476.78

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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.