Home / 22,904.80-34,363.68-8,869.12

Finding the Fourth Proportional to 22,904.80, 34,363.68 and 8,869.12

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Solution

The fourth proportional to 22,904.80, 34,363.68 and 8,869.12 is: 13,306.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,904.80 : 34,363.68 = 8,869.12 : x
  2. Step 2: Convert to fraction form
    22,904.80/34,363.68 = 8,869.12/x
  3. Step 3: Cross multiply
    22,904.80x = 34,363.68 × 8,869.12
  4. Step 4: Simplify right side
    22,904.80x = 304,775,601.56
  5. Step 5: Solve for x
    x = 304,775,601.56/22,904.80
  6. Step 6: Final answer
    x = 13,306.19

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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.