Home / 22,812.55-34,207.89-11,713.53

Finding the Fourth Proportional to 22,812.55, 34,207.89 and 11,713.53

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Solution

The fourth proportional to 22,812.55, 34,207.89 and 11,713.53 is: 17,564.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,812.55 : 34,207.89 = 11,713.53 : x
  2. Step 2: Convert to fraction form
    22,812.55/34,207.89 = 11,713.53/x
  3. Step 3: Cross multiply
    22,812.55x = 34,207.89 × 11,713.53
  4. Step 4: Simplify right side
    22,812.55x = 400,695,145.75
  5. Step 5: Solve for x
    x = 400,695,145.75/22,812.55
  6. Step 6: Final answer
    x = 17,564.68

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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.