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Finding the Fourth Proportional to 36,877.97, 55,316.96 and 9,175.97

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Solution

The fourth proportional to 36,877.97, 55,316.96 and 9,175.97 is: 13,763.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,877.97 : 55,316.96 = 9,175.97 : x
  2. Step 2: Convert to fraction form
    36,877.97/55,316.96 = 9,175.97/x
  3. Step 3: Cross multiply
    36,877.97x = 55,316.96 × 9,175.97
  4. Step 4: Simplify right side
    36,877.97x = 507,586,765.45
  5. Step 5: Solve for x
    x = 507,586,765.45/36,877.97
  6. Step 6: Final answer
    x = 13,763.96

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Similar ratio
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1.5x scale

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.