Home / 11,612.40-17,419.44-8,843.52

Finding the Fourth Proportional to 11,612.40, 17,419.44 and 8,843.52

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Solution

The fourth proportional to 11,612.40, 17,419.44 and 8,843.52 is: 13,265.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,612.40 : 17,419.44 = 8,843.52 : x
  2. Step 2: Convert to fraction form
    11,612.40/17,419.44 = 8,843.52/x
  3. Step 3: Cross multiply
    11,612.40x = 17,419.44 × 8,843.52
  4. Step 4: Simplify right side
    11,612.40x = 154,049,166.03
  5. Step 5: Solve for x
    x = 154,049,166.03/11,612.40
  6. Step 6: Final answer
    x = 13,265.92

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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.