Home / 12,182.24-18,273.33-9,967.91

Finding the Fourth Proportional to 12,182.24, 18,273.33 and 9,967.91

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Solution

The fourth proportional to 12,182.24, 18,273.33 and 9,967.91 is: 14,951.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,182.24 : 18,273.33 = 9,967.91 : x
  2. Step 2: Convert to fraction form
    12,182.24/18,273.33 = 9,967.91/x
  3. Step 3: Cross multiply
    12,182.24x = 18,273.33 × 9,967.91
  4. Step 4: Simplify right side
    12,182.24x = 182,146,817.47
  5. Step 5: Solve for x
    x = 182,146,817.47/12,182.24
  6. Step 6: Final answer
    x = 14,951.83

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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.