Home / 11,446.30-17,169.45-8,851.10

Finding the Fourth Proportional to 11,446.30, 17,169.45 and 8,851.10

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Solution

The fourth proportional to 11,446.30, 17,169.45 and 8,851.10 is: 13,276.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,446.30 : 17,169.45 = 8,851.10 : x
  2. Step 2: Convert to fraction form
    11,446.30/17,169.45 = 8,851.10/x
  3. Step 3: Cross multiply
    11,446.30x = 17,169.45 × 8,851.10
  4. Step 4: Simplify right side
    11,446.30x = 151,968,518.90
  5. Step 5: Solve for x
    x = 151,968,518.90/11,446.30
  6. Step 6: Final answer
    x = 13,276.65

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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.