Home / 39,658.28-54,727.91-22,662.33

Finding the Fourth Proportional to 39,658.28, 54,727.91 and 22,662.33

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Solution

The fourth proportional to 39,658.28, 54,727.91 and 22,662.33 is: 31,273.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,658.28 : 54,727.91 = 22,662.33 : x
  2. Step 2: Convert to fraction form
    39,658.28/54,727.91 = 22,662.33/x
  3. Step 3: Cross multiply
    39,658.28x = 54,727.91 × 22,662.33
  4. Step 4: Simplify right side
    39,658.28x = 1,240,261,876.47
  5. Step 5: Solve for x
    x = 1,240,261,876.47/39,658.28
  6. Step 6: Final answer
    x = 31,273.72

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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.