Home / 36,204.30-54,293.13-12,505.86

Finding the Fourth Proportional to 36,204.30, 54,293.13 and 12,505.86

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Solution

The fourth proportional to 36,204.30, 54,293.13 and 12,505.86 is: 18,754.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,204.30 : 54,293.13 = 12,505.86 : x
  2. Step 2: Convert to fraction form
    36,204.30/54,293.13 = 12,505.86/x
  3. Step 3: Cross multiply
    36,204.30x = 54,293.13 × 12,505.86
  4. Step 4: Simplify right side
    36,204.30x = 678,982,282.74
  5. Step 5: Solve for x
    x = 678,982,282.74/36,204.30
  6. Step 6: Final answer
    x = 18,754.19

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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.