Home / 12,282.03-18,397.17-5,624.15

Finding the Fourth Proportional to 12,282.03, 18,397.17 and 5,624.15

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Solution

The fourth proportional to 12,282.03, 18,397.17 and 5,624.15 is: 8,424.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,282.03 : 18,397.17 = 5,624.15 : x
  2. Step 2: Convert to fraction form
    12,282.03/18,397.17 = 5,624.15/x
  3. Step 3: Cross multiply
    12,282.03x = 18,397.17 × 5,624.15
  4. Step 4: Simplify right side
    12,282.03x = 103,468,351.67
  5. Step 5: Solve for x
    x = 103,468,351.67/12,282.03
  6. Step 6: Final answer
    x = 8,424.37

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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.