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Finding the Fourth Proportional to 29,642.39, 44,480.96 and 10,935.46

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Solution

The fourth proportional to 29,642.39, 44,480.96 and 10,935.46 is: 16,409.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,642.39 : 44,480.96 = 10,935.46 : x
  2. Step 2: Convert to fraction form
    29,642.39/44,480.96 = 10,935.46/x
  3. Step 3: Cross multiply
    29,642.39x = 44,480.96 × 10,935.46
  4. Step 4: Simplify right side
    29,642.39x = 486,419,565.95
  5. Step 5: Solve for x
    x = 486,419,565.95/29,642.39
  6. Step 6: Final answer
    x = 16,409.59

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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.