Home / 10,042.99-15,049.63-9,481.33

Finding the Fourth Proportional to 10,042.99, 15,049.63 and 9,481.33

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Solution

The fourth proportional to 10,042.99, 15,049.63 and 9,481.33 is: 14,207.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,042.99 : 15,049.63 = 9,481.33 : x
  2. Step 2: Convert to fraction form
    10,042.99/15,049.63 = 9,481.33/x
  3. Step 3: Cross multiply
    10,042.99x = 15,049.63 × 9,481.33
  4. Step 4: Simplify right side
    10,042.99x = 142,690,447.08
  5. Step 5: Solve for x
    x = 142,690,447.08/10,042.99
  6. Step 6: Final answer
    x = 14,207.97

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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.