Home / 36,402.48-54,581.05-15,331.64

Finding the Fourth Proportional to 36,402.48, 54,581.05 and 15,331.64

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Solution

The fourth proportional to 36,402.48, 54,581.05 and 15,331.64 is: 22,987.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,402.48 : 54,581.05 = 15,331.64 : x
  2. Step 2: Convert to fraction form
    36,402.48/54,581.05 = 15,331.64/x
  3. Step 3: Cross multiply
    36,402.48x = 54,581.05 × 15,331.64
  4. Step 4: Simplify right side
    36,402.48x = 836,817,107.55
  5. Step 5: Solve for x
    x = 836,817,107.55/36,402.48
  6. Step 6: Final answer
    x = 22,987.91

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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.