Home / 15,958.31-23,939.10-6,105.87

Finding the Fourth Proportional to 15,958.31, 23,939.10 and 6,105.87

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Solution

The fourth proportional to 15,958.31, 23,939.10 and 6,105.87 is: 9,159.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,958.31 : 23,939.10 = 6,105.87 : x
  2. Step 2: Convert to fraction form
    15,958.31/23,939.10 = 6,105.87/x
  3. Step 3: Cross multiply
    15,958.31x = 23,939.10 × 6,105.87
  4. Step 4: Simplify right side
    15,958.31x = 146,169,092.36
  5. Step 5: Solve for x
    x = 146,169,092.36/15,958.31
  6. Step 6: Final answer
    x = 9,159.44

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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.