Home / 29,112.27-43,677.63-10,391.89

Finding the Fourth Proportional to 29,112.27, 43,677.63 and 10,391.89

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Solution

The fourth proportional to 29,112.27, 43,677.63 and 10,391.89 is: 15,591.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,112.27 : 43,677.63 = 10,391.89 : x
  2. Step 2: Convert to fraction form
    29,112.27/43,677.63 = 10,391.89/x
  3. Step 3: Cross multiply
    29,112.27x = 43,677.63 × 10,391.89
  4. Step 4: Simplify right side
    29,112.27x = 453,893,126.42
  5. Step 5: Solve for x
    x = 453,893,126.42/29,112.27
  6. Step 6: Final answer
    x = 15,591.13

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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.