Home / 38,407.12-57,617.40-17,632.72

Finding the Fourth Proportional to 38,407.12, 57,617.40 and 17,632.72

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Solution

The fourth proportional to 38,407.12, 57,617.40 and 17,632.72 is: 26,452.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,407.12 : 57,617.40 = 17,632.72 : x
  2. Step 2: Convert to fraction form
    38,407.12/57,617.40 = 17,632.72/x
  3. Step 3: Cross multiply
    38,407.12x = 57,617.40 × 17,632.72
  4. Step 4: Simplify right side
    38,407.12x = 1,015,951,481.33
  5. Step 5: Solve for x
    x = 1,015,951,481.33/38,407.12
  6. Step 6: Final answer
    x = 26,452.17

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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.