Home / 45,044.62-67,514.17-18,373.98

Finding the Fourth Proportional to 45,044.62, 67,514.17 and 18,373.98

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Solution

The fourth proportional to 45,044.62, 67,514.17 and 18,373.98 is: 27,539.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,044.62 : 67,514.17 = 18,373.98 : x
  2. Step 2: Convert to fraction form
    45,044.62/67,514.17 = 18,373.98/x
  3. Step 3: Cross multiply
    45,044.62x = 67,514.17 × 18,373.98
  4. Step 4: Simplify right side
    45,044.62x = 1,240,504,009.30
  5. Step 5: Solve for x
    x = 1,240,504,009.30/45,044.62
  6. Step 6: Final answer
    x = 27,539.45

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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.