Home / 14,680.12-21,982.56-8,098.96

Finding the Fourth Proportional to 14,680.12, 21,982.56 and 8,098.96

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Solution

The fourth proportional to 14,680.12, 21,982.56 and 8,098.96 is: 12,127.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,680.12 : 21,982.56 = 8,098.96 : x
  2. Step 2: Convert to fraction form
    14,680.12/21,982.56 = 8,098.96/x
  3. Step 3: Cross multiply
    14,680.12x = 21,982.56 × 8,098.96
  4. Step 4: Simplify right side
    14,680.12x = 178,035,874.14
  5. Step 5: Solve for x
    x = 178,035,874.14/14,680.12
  6. Step 6: Final answer
    x = 12,127.69

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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.