Home / 38,015.08-52,469.12-22,108.72

Finding the Fourth Proportional to 38,015.08, 52,469.12 and 22,108.72

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Solution

The fourth proportional to 38,015.08, 52,469.12 and 22,108.72 is: 30,514.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,015.08 : 52,469.12 = 22,108.72 : x
  2. Step 2: Convert to fraction form
    38,015.08/52,469.12 = 22,108.72/x
  3. Step 3: Cross multiply
    38,015.08x = 52,469.12 × 22,108.72
  4. Step 4: Simplify right side
    38,015.08x = 1,160,025,082.73
  5. Step 5: Solve for x
    x = 1,160,025,082.73/38,015.08
  6. Step 6: Final answer
    x = 30,514.87

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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.