Home / 38,239.92-57,360.24-11,944.80

Finding the Fourth Proportional to 38,239.92, 57,360.24 and 11,944.80

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Solution

The fourth proportional to 38,239.92, 57,360.24 and 11,944.80 is: 17,917.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,239.92 : 57,360.24 = 11,944.80 : x
  2. Step 2: Convert to fraction form
    38,239.92/57,360.24 = 11,944.80/x
  3. Step 3: Cross multiply
    38,239.92x = 57,360.24 × 11,944.80
  4. Step 4: Simplify right side
    38,239.92x = 685,156,594.75
  5. Step 5: Solve for x
    x = 685,156,594.75/38,239.92
  6. Step 6: Final answer
    x = 17,917.31

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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.