Home / 38,140.44-52,638.96-22,229.88

Finding the Fourth Proportional to 38,140.44, 52,638.96 and 22,229.88

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Solution

The fourth proportional to 38,140.44, 52,638.96 and 22,229.88 is: 30,680.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,140.44 : 52,638.96 = 22,229.88 : x
  2. Step 2: Convert to fraction form
    38,140.44/52,638.96 = 22,229.88/x
  3. Step 3: Cross multiply
    38,140.44x = 52,638.96 × 22,229.88
  4. Step 4: Simplify right side
    38,140.44x = 1,170,157,764.12
  5. Step 5: Solve for x
    x = 1,170,157,764.12/38,140.44
  6. Step 6: Final answer
    x = 30,680.24

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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.