Home / 28,932.60-43,377.30-15,799.80

Finding the Fourth Proportional to 28,932.60, 43,377.30 and 15,799.80

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Solution

The fourth proportional to 28,932.60, 43,377.30 and 15,799.80 is: 23,687.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,932.60 : 43,377.30 = 15,799.80 : x
  2. Step 2: Convert to fraction form
    28,932.60/43,377.30 = 15,799.80/x
  3. Step 3: Cross multiply
    28,932.60x = 43,377.30 × 15,799.80
  4. Step 4: Simplify right side
    28,932.60x = 685,352,664.54
  5. Step 5: Solve for x
    x = 685,352,664.54/28,932.60
  6. Step 6: Final answer
    x = 23,687.90

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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.