Home / 36,008.12-49,693.61-20,092.91

Finding the Fourth Proportional to 36,008.12, 49,693.61 and 20,092.91

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Solution

The fourth proportional to 36,008.12, 49,693.61 and 20,092.91 is: 27,729.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,008.12 : 49,693.61 = 20,092.91 : x
  2. Step 2: Convert to fraction form
    36,008.12/49,693.61 = 20,092.91/x
  3. Step 3: Cross multiply
    36,008.12x = 49,693.61 × 20,092.91
  4. Step 4: Simplify right side
    36,008.12x = 998,489,233.31
  5. Step 5: Solve for x
    x = 998,489,233.31/36,008.12
  6. Step 6: Final answer
    x = 27,729.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.