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Finding the Fourth Proportional to 29,443.68, 44,138.79 and 10,710.47

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Solution

The fourth proportional to 29,443.68, 44,138.79 and 10,710.47 is: 16,055.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,443.68 : 44,138.79 = 10,710.47 : x
  2. Step 2: Convert to fraction form
    29,443.68/44,138.79 = 10,710.47/x
  3. Step 3: Cross multiply
    29,443.68x = 44,138.79 × 10,710.47
  4. Step 4: Simplify right side
    29,443.68x = 472,747,186.13
  5. Step 5: Solve for x
    x = 472,747,186.13/29,443.68
  6. Step 6: Final answer
    x = 16,055.98

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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.