Home / 38,162.76-57,252.24-11,509.56

Finding the Fourth Proportional to 38,162.76, 57,252.24 and 11,509.56

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Solution

The fourth proportional to 38,162.76, 57,252.24 and 11,509.56 is: 17,266.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,162.76 : 57,252.24 = 11,509.56 : x
  2. Step 2: Convert to fraction form
    38,162.76/57,252.24 = 11,509.56/x
  3. Step 3: Cross multiply
    38,162.76x = 57,252.24 × 11,509.56
  4. Step 4: Simplify right side
    38,162.76x = 658,948,091.41
  5. Step 5: Solve for x
    x = 658,948,091.41/38,162.76
  6. Step 6: Final answer
    x = 17,266.78

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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.