Home / 39,242.88-54,151.83-22,243.23

Finding the Fourth Proportional to 39,242.88, 54,151.83 and 22,243.23

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Solution

The fourth proportional to 39,242.88, 54,151.83 and 22,243.23 is: 30,693.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,242.88 : 54,151.83 = 22,243.23 : x
  2. Step 2: Convert to fraction form
    39,242.88/54,151.83 = 22,243.23/x
  3. Step 3: Cross multiply
    39,242.88x = 54,151.83 × 22,243.23
  4. Step 4: Simplify right side
    39,242.88x = 1,204,511,609.61
  5. Step 5: Solve for x
    x = 1,204,511,609.61/39,242.88
  6. Step 6: Final answer
    x = 30,693.76

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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.