Home / 38,313.92-57,470.52-13,353.92

Finding the Fourth Proportional to 38,313.92, 57,470.52 and 13,353.92

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Solution

The fourth proportional to 38,313.92, 57,470.52 and 13,353.92 is: 20,030.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,313.92 : 57,470.52 = 13,353.92 : x
  2. Step 2: Convert to fraction form
    38,313.92/57,470.52 = 13,353.92/x
  3. Step 3: Cross multiply
    38,313.92x = 57,470.52 × 13,353.92
  4. Step 4: Simplify right side
    38,313.92x = 767,456,726.44
  5. Step 5: Solve for x
    x = 767,456,726.44/38,313.92
  6. Step 6: Final answer
    x = 20,030.75

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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.