Home / 14,217.54-19,624.11-8,251.13

Finding the Fourth Proportional to 14,217.54, 19,624.11 and 8,251.13

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Solution

The fourth proportional to 14,217.54, 19,624.11 and 8,251.13 is: 11,388.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,217.54 : 19,624.11 = 8,251.13 : x
  2. Step 2: Convert to fraction form
    14,217.54/19,624.11 = 8,251.13/x
  3. Step 3: Cross multiply
    14,217.54x = 19,624.11 × 8,251.13
  4. Step 4: Simplify right side
    14,217.54x = 161,920,984.62
  5. Step 5: Solve for x
    x = 161,920,984.62/14,217.54
  6. Step 6: Final answer
    x = 11,388.82

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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.