Home / 14,812.20-20,440.24-8,098.06

Finding the Fourth Proportional to 14,812.20, 20,440.24 and 8,098.06

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Solution

The fourth proportional to 14,812.20, 20,440.24 and 8,098.06 is: 11,175.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,812.20 : 20,440.24 = 8,098.06 : x
  2. Step 2: Convert to fraction form
    14,812.20/20,440.24 = 8,098.06/x
  3. Step 3: Cross multiply
    14,812.20x = 20,440.24 × 8,098.06
  4. Step 4: Simplify right side
    14,812.20x = 165,526,289.93
  5. Step 5: Solve for x
    x = 165,526,289.93/14,812.20
  6. Step 6: Final answer
    x = 11,175.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.