Home / 36,071.20-54,111.12-15,292

Finding the Fourth Proportional to 36,071.20, 54,111.12 and 15,292

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Solution

The fourth proportional to 36,071.20, 54,111.12 and 15,292 is: 22,939.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,071.20 : 54,111.12 = 15,292 : x
  2. Step 2: Convert to fraction form
    36,071.20/54,111.12 = 15,292/x
  3. Step 3: Cross multiply
    36,071.20x = 54,111.12 × 15,292
  4. Step 4: Simplify right side
    36,071.20x = 827,467,247.04
  5. Step 5: Solve for x
    x = 827,467,247.04/36,071.20
  6. Step 6: Final answer
    x = 22,939.83

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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.