Home / 10,982.52-16,488-9,432.54

Finding the Fourth Proportional to 10,982.52, 16,488 and 9,432.54

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Solution

The fourth proportional to 10,982.52, 16,488 and 9,432.54 is: 14,161.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,982.52 : 16,488 = 9,432.54 : x
  2. Step 2: Convert to fraction form
    10,982.52/16,488 = 9,432.54/x
  3. Step 3: Cross multiply
    10,982.52x = 16,488 × 9,432.54
  4. Step 4: Simplify right side
    10,982.52x = 155,523,719.52
  5. Step 5: Solve for x
    x = 155,523,719.52/10,982.52
  6. Step 6: Final answer
    x = 14,161.02

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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.