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Finding the Fourth Proportional to 22,034.73, 30,407.43 and 11,963.19

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Solution

The fourth proportional to 22,034.73, 30,407.43 and 11,963.19 is: 16,508.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,034.73 : 30,407.43 = 11,963.19 : x
  2. Step 2: Convert to fraction form
    22,034.73/30,407.43 = 11,963.19/x
  3. Step 3: Cross multiply
    22,034.73x = 30,407.43 × 11,963.19
  4. Step 4: Simplify right side
    22,034.73x = 363,769,862.50
  5. Step 5: Solve for x
    x = 363,769,862.50/22,034.73
  6. Step 6: Final answer
    x = 16,508.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.