Home / 22,720.88-34,098.06-11,487.08

Finding the Fourth Proportional to 22,720.88, 34,098.06 and 11,487.08

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Solution

The fourth proportional to 22,720.88, 34,098.06 and 11,487.08 is: 17,239.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,720.88 : 34,098.06 = 11,487.08 : x
  2. Step 2: Convert to fraction form
    22,720.88/34,098.06 = 11,487.08/x
  3. Step 3: Cross multiply
    22,720.88x = 34,098.06 × 11,487.08
  4. Step 4: Simplify right side
    22,720.88x = 391,687,143.06
  5. Step 5: Solve for x
    x = 391,687,143.06/22,720.88
  6. Step 6: Final answer
    x = 17,239.08

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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.