Home / 22,919.30-34,320.60-15,104.42

Finding the Fourth Proportional to 22,919.30, 34,320.60 and 15,104.42

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Solution

The fourth proportional to 22,919.30, 34,320.60 and 15,104.42 is: 22,618.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,919.30 : 34,320.60 = 15,104.42 : x
  2. Step 2: Convert to fraction form
    22,919.30/34,320.60 = 15,104.42/x
  3. Step 3: Cross multiply
    22,919.30x = 34,320.60 × 15,104.42
  4. Step 4: Simplify right side
    22,919.30x = 518,392,757.05
  5. Step 5: Solve for x
    x = 518,392,757.05/22,919.30
  6. Step 6: Final answer
    x = 22,618.18

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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.