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Finding the Fourth Proportional to 36,508.80, 54,768.84 and 15,448.96

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Solution

The fourth proportional to 36,508.80, 54,768.84 and 15,448.96 is: 23,175.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,508.80 : 54,768.84 = 15,448.96 : x
  2. Step 2: Convert to fraction form
    36,508.80/54,768.84 = 15,448.96/x
  3. Step 3: Cross multiply
    36,508.80x = 54,768.84 × 15,448.96
  4. Step 4: Simplify right side
    36,508.80x = 846,121,618.41
  5. Step 5: Solve for x
    x = 846,121,618.41/36,508.80
  6. Step 6: Final answer
    x = 23,175.83

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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.