Home / 29,146.56-43,710.12-9,419.82

Finding the Fourth Proportional to 29,146.56, 43,710.12 and 9,419.82

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Solution

The fourth proportional to 29,146.56, 43,710.12 and 9,419.82 is: 14,126.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,146.56 : 43,710.12 = 9,419.82 : x
  2. Step 2: Convert to fraction form
    29,146.56/43,710.12 = 9,419.82/x
  3. Step 3: Cross multiply
    29,146.56x = 43,710.12 × 9,419.82
  4. Step 4: Simplify right side
    29,146.56x = 411,741,462.58
  5. Step 5: Solve for x
    x = 411,741,462.58/29,146.56
  6. Step 6: Final answer
    x = 14,126.59

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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.