Home / 38,220.48-52,747.56-22,310.04

Finding the Fourth Proportional to 38,220.48, 52,747.56 and 22,310.04

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Solution

The fourth proportional to 38,220.48, 52,747.56 and 22,310.04 is: 30,789.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,220.48 : 52,747.56 = 22,310.04 : x
  2. Step 2: Convert to fraction form
    38,220.48/52,747.56 = 22,310.04/x
  3. Step 3: Cross multiply
    38,220.48x = 52,747.56 × 22,310.04
  4. Step 4: Simplify right side
    38,220.48x = 1,176,800,173.50
  5. Step 5: Solve for x
    x = 1,176,800,173.50/38,220.48
  6. Step 6: Final answer
    x = 30,789.78

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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.