Home / 28,835.96-39,793.56-16,260.62

Finding the Fourth Proportional to 28,835.96, 39,793.56 and 16,260.62

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Solution

The fourth proportional to 28,835.96, 39,793.56 and 16,260.62 is: 22,439.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,835.96 : 39,793.56 = 16,260.62 : x
  2. Step 2: Convert to fraction form
    28,835.96/39,793.56 = 16,260.62/x
  3. Step 3: Cross multiply
    28,835.96x = 39,793.56 × 16,260.62
  4. Step 4: Simplify right side
    28,835.96x = 647,067,957.61
  5. Step 5: Solve for x
    x = 647,067,957.61/28,835.96
  6. Step 6: Final answer
    x = 22,439.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.