Home / 38,234.16-52,764.88-21,238.46

Finding the Fourth Proportional to 38,234.16, 52,764.88 and 21,238.46

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Solution

The fourth proportional to 38,234.16, 52,764.88 and 21,238.46 is: 29,310.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,234.16 : 52,764.88 = 21,238.46 : x
  2. Step 2: Convert to fraction form
    38,234.16/52,764.88 = 21,238.46/x
  3. Step 3: Cross multiply
    38,234.16x = 52,764.88 × 21,238.46
  4. Step 4: Simplify right side
    38,234.16x = 1,120,644,793.28
  5. Step 5: Solve for x
    x = 1,120,644,793.28/38,234.16
  6. Step 6: Final answer
    x = 29,310.04

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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.