Home / 15,331.91-22,985.64-14,101.79

Finding the Fourth Proportional to 15,331.91, 22,985.64 and 14,101.79

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Solution

The fourth proportional to 15,331.91, 22,985.64 and 14,101.79 is: 21,141.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,331.91 : 22,985.64 = 14,101.79 : x
  2. Step 2: Convert to fraction form
    15,331.91/22,985.64 = 14,101.79/x
  3. Step 3: Cross multiply
    15,331.91x = 22,985.64 × 14,101.79
  4. Step 4: Simplify right side
    15,331.91x = 324,138,668.30
  5. Step 5: Solve for x
    x = 324,138,668.30/15,331.91
  6. Step 6: Final answer
    x = 21,141.44

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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.