Home / 15,104.50-22,584.66-13,781.10

Finding the Fourth Proportional to 15,104.50, 22,584.66 and 13,781.10

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Solution

The fourth proportional to 15,104.50, 22,584.66 and 13,781.10 is: 20,605.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,104.50 : 22,584.66 = 13,781.10 : x
  2. Step 2: Convert to fraction form
    15,104.50/22,584.66 = 13,781.10/x
  3. Step 3: Cross multiply
    15,104.50x = 22,584.66 × 13,781.10
  4. Step 4: Simplify right side
    15,104.50x = 311,241,457.93
  5. Step 5: Solve for x
    x = 311,241,457.93/15,104.50
  6. Step 6: Final answer
    x = 20,605.88

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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.