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Finding the Fourth Proportional to 10,449.26, 15,767.08 and 10,044.26

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Solution

The fourth proportional to 10,449.26, 15,767.08 and 10,044.26 is: 15,155.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,449.26 : 15,767.08 = 10,044.26 : x
  2. Step 2: Convert to fraction form
    10,449.26/15,767.08 = 10,044.26/x
  3. Step 3: Cross multiply
    10,449.26x = 15,767.08 × 10,044.26
  4. Step 4: Simplify right side
    10,449.26x = 158,368,650.96
  5. Step 5: Solve for x
    x = 158,368,650.96/10,449.26
  6. Step 6: Final answer
    x = 15,155.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.