Home / 38,849.76-58,273.14-11,147.76

Finding the Fourth Proportional to 38,849.76, 58,273.14 and 11,147.76

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Solution

The fourth proportional to 38,849.76, 58,273.14 and 11,147.76 is: 16,721.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,849.76 : 58,273.14 = 11,147.76 : x
  2. Step 2: Convert to fraction form
    38,849.76/58,273.14 = 11,147.76/x
  3. Step 3: Cross multiply
    38,849.76x = 58,273.14 × 11,147.76
  4. Step 4: Simplify right side
    38,849.76x = 649,614,979.17
  5. Step 5: Solve for x
    x = 649,614,979.17/38,849.76
  6. Step 6: Final answer
    x = 16,721.21

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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.