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Finding the Fourth Proportional to 36,493.59, 54,740.44 and 8,791.59

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Solution

The fourth proportional to 36,493.59, 54,740.44 and 8,791.59 is: 13,187.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,493.59 : 54,740.44 = 8,791.59 : x
  2. Step 2: Convert to fraction form
    36,493.59/54,740.44 = 8,791.59/x
  3. Step 3: Cross multiply
    36,493.59x = 54,740.44 × 8,791.59
  4. Step 4: Simplify right side
    36,493.59x = 481,255,721.17
  5. Step 5: Solve for x
    x = 481,255,721.17/36,493.59
  6. Step 6: Final answer
    x = 13,187.40

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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.