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Finding the Fourth Proportional to 22,689.33, 34,008.76 and 17,124.63

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Solution

The fourth proportional to 22,689.33, 34,008.76 and 17,124.63 is: 25,667.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,689.33 : 34,008.76 = 17,124.63 : x
  2. Step 2: Convert to fraction form
    22,689.33/34,008.76 = 17,124.63/x
  3. Step 3: Cross multiply
    22,689.33x = 34,008.76 × 17,124.63
  4. Step 4: Simplify right side
    22,689.33x = 582,387,431.76
  5. Step 5: Solve for x
    x = 582,387,431.76/22,689.33
  6. Step 6: Final answer
    x = 25,667.90

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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.