Home / 10,982.28-16,470.04-9,227.80

Finding the Fourth Proportional to 10,982.28, 16,470.04 and 9,227.80

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Solution

The fourth proportional to 10,982.28, 16,470.04 and 9,227.80 is: 13,838.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,982.28 : 16,470.04 = 9,227.80 : x
  2. Step 2: Convert to fraction form
    10,982.28/16,470.04 = 9,227.80/x
  3. Step 3: Cross multiply
    10,982.28x = 16,470.04 × 9,227.80
  4. Step 4: Simplify right side
    10,982.28x = 151,982,235.11
  5. Step 5: Solve for x
    x = 151,982,235.11/10,982.28
  6. Step 6: Final answer
    x = 13,838.86

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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.