Home / 22,879.20-34,318.80-13,037.70

Finding the Fourth Proportional to 22,879.20, 34,318.80 and 13,037.70

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Solution

The fourth proportional to 22,879.20, 34,318.80 and 13,037.70 is: 19,556.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,879.20 : 34,318.80 = 13,037.70 : x
  2. Step 2: Convert to fraction form
    22,879.20/34,318.80 = 13,037.70/x
  3. Step 3: Cross multiply
    22,879.20x = 34,318.80 × 13,037.70
  4. Step 4: Simplify right side
    22,879.20x = 447,438,218.76
  5. Step 5: Solve for x
    x = 447,438,218.76/22,879.20
  6. Step 6: Final answer
    x = 19,556.55

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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.