Home / 38,151.68-57,234.69-15,357.27

Finding the Fourth Proportional to 38,151.68, 57,234.69 and 15,357.27

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Solution

The fourth proportional to 38,151.68, 57,234.69 and 15,357.27 is: 23,038.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,151.68 : 57,234.69 = 15,357.27 : x
  2. Step 2: Convert to fraction form
    38,151.68/57,234.69 = 15,357.27/x
  3. Step 3: Cross multiply
    38,151.68x = 57,234.69 × 15,357.27
  4. Step 4: Simplify right side
    38,151.68x = 878,968,587.70
  5. Step 5: Solve for x
    x = 878,968,587.70/38,151.68
  6. Step 6: Final answer
    x = 23,038.79

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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.