Home / 38,912.25-58,274.85-22,221.75

Finding the Fourth Proportional to 38,912.25, 58,274.85 and 22,221.75

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Solution

The fourth proportional to 38,912.25, 58,274.85 and 22,221.75 is: 33,279.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,912.25 : 58,274.85 = 22,221.75 : x
  2. Step 2: Convert to fraction form
    38,912.25/58,274.85 = 22,221.75/x
  3. Step 3: Cross multiply
    38,912.25x = 58,274.85 × 22,221.75
  4. Step 4: Simplify right side
    38,912.25x = 1,294,969,147.99
  5. Step 5: Solve for x
    x = 1,294,969,147.99/38,912.25
  6. Step 6: Final answer
    x = 33,279.22

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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.