Home / 29,115.19-43,681.29-9,393.31

Finding the Fourth Proportional to 29,115.19, 43,681.29 and 9,393.31

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Solution

The fourth proportional to 29,115.19, 43,681.29 and 9,393.31 is: 14,092.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,115.19 : 43,681.29 = 9,393.31 : x
  2. Step 2: Convert to fraction form
    29,115.19/43,681.29 = 9,393.31/x
  3. Step 3: Cross multiply
    29,115.19x = 43,681.29 × 9,393.31
  4. Step 4: Simplify right side
    29,115.19x = 410,311,898.17
  5. Step 5: Solve for x
    x = 410,311,898.17/29,115.19
  6. Step 6: Final answer
    x = 14,092.71

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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.