Home / 22,918.50-34,382.16-11,080.44

Finding the Fourth Proportional to 22,918.50, 34,382.16 and 11,080.44

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Solution

The fourth proportional to 22,918.50, 34,382.16 and 11,080.44 is: 16,622.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,918.50 : 34,382.16 = 11,080.44 : x
  2. Step 2: Convert to fraction form
    22,918.50/34,382.16 = 11,080.44/x
  3. Step 3: Cross multiply
    22,918.50x = 34,382.16 × 11,080.44
  4. Step 4: Simplify right side
    22,918.50x = 380,969,460.95
  5. Step 5: Solve for x
    x = 380,969,460.95/22,918.50
  6. Step 6: Final answer
    x = 16,622.79

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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.