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Finding the Fourth Proportional to 36,791.68, 55,189.62 and 10,494.40

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Solution

The fourth proportional to 36,791.68, 55,189.62 and 10,494.40 is: 15,742.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,791.68 : 55,189.62 = 10,494.40 : x
  2. Step 2: Convert to fraction form
    36,791.68/55,189.62 = 10,494.40/x
  3. Step 3: Cross multiply
    36,791.68x = 55,189.62 × 10,494.40
  4. Step 4: Simplify right side
    36,791.68x = 579,181,948.13
  5. Step 5: Solve for x
    x = 579,181,948.13/36,791.68
  6. Step 6: Final answer
    x = 15,742.20

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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.