Home / 14,940.38-22,405.34-4,407.61

Finding the Fourth Proportional to 14,940.38, 22,405.34 and 4,407.61

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Solution

The fourth proportional to 14,940.38, 22,405.34 and 4,407.61 is: 6,609.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,940.38 : 22,405.34 = 4,407.61 : x
  2. Step 2: Convert to fraction form
    14,940.38/22,405.34 = 4,407.61/x
  3. Step 3: Cross multiply
    14,940.38x = 22,405.34 × 4,407.61
  4. Step 4: Simplify right side
    14,940.38x = 98,754,000.64
  5. Step 5: Solve for x
    x = 98,754,000.64/14,940.38
  6. Step 6: Final answer
    x = 6,609.87

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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.