Home / 14,789.18-22,148.49-8,199.02

Finding the Fourth Proportional to 14,789.18, 22,148.49 and 8,199.02

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Solution

The fourth proportional to 14,789.18, 22,148.49 and 8,199.02 is: 12,278.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,789.18 : 22,148.49 = 8,199.02 : x
  2. Step 2: Convert to fraction form
    14,789.18/22,148.49 = 8,199.02/x
  3. Step 3: Cross multiply
    14,789.18x = 22,148.49 × 8,199.02
  4. Step 4: Simplify right side
    14,789.18x = 181,595,912.48
  5. Step 5: Solve for x
    x = 181,595,912.48/14,789.18
  6. Step 6: Final answer
    x = 12,278.97

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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.