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Finding the Fourth Proportional to 22,641.13, 33,950.77 and 9,489.97

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Solution

The fourth proportional to 22,641.13, 33,950.77 and 9,489.97 is: 14,230.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,641.13 : 33,950.77 = 9,489.97 : x
  2. Step 2: Convert to fraction form
    22,641.13/33,950.77 = 9,489.97/x
  3. Step 3: Cross multiply
    22,641.13x = 33,950.77 × 9,489.97
  4. Step 4: Simplify right side
    22,641.13x = 322,191,680.18
  5. Step 5: Solve for x
    x = 322,191,680.18/22,641.13
  6. Step 6: Final answer
    x = 14,230.37

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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.