Home / 36,402.34-54,580.89-15,331.53

Finding the Fourth Proportional to 36,402.34, 54,580.89 and 15,331.53

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Solution

The fourth proportional to 36,402.34, 54,580.89 and 15,331.53 is: 22,987.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,402.34 : 54,580.89 = 15,331.53 : x
  2. Step 2: Convert to fraction form
    36,402.34/54,580.89 = 15,331.53/x
  3. Step 3: Cross multiply
    36,402.34x = 54,580.89 × 15,331.53
  4. Step 4: Simplify right side
    36,402.34x = 836,808,421.38
  5. Step 5: Solve for x
    x = 836,808,421.38/36,402.34
  6. Step 6: Final answer
    x = 22,987.77

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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.