Home / 17,629.52-26,444.82-8,864.78

Finding the Fourth Proportional to 17,629.52, 26,444.82 and 8,864.78

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Solution

The fourth proportional to 17,629.52, 26,444.82 and 8,864.78 is: 13,297.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,629.52 : 26,444.82 = 8,864.78 : x
  2. Step 2: Convert to fraction form
    17,629.52/26,444.82 = 8,864.78/x
  3. Step 3: Cross multiply
    17,629.52x = 26,444.82 × 8,864.78
  4. Step 4: Simplify right side
    17,629.52x = 234,427,511.44
  5. Step 5: Solve for x
    x = 234,427,511.44/17,629.52
  6. Step 6: Final answer
    x = 13,297.44

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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.