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Finding the Fourth Proportional to 36,067.68, 54,101.84 and 12,710.88

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Solution

The fourth proportional to 36,067.68, 54,101.84 and 12,710.88 is: 19,066.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,067.68 : 54,101.84 = 12,710.88 : x
  2. Step 2: Convert to fraction form
    36,067.68/54,101.84 = 12,710.88/x
  3. Step 3: Cross multiply
    36,067.68x = 54,101.84 × 12,710.88
  4. Step 4: Simplify right side
    36,067.68x = 687,681,996.02
  5. Step 5: Solve for x
    x = 687,681,996.02/36,067.68
  6. Step 6: Final answer
    x = 19,066.43

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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.