Home / 17,977.05-24,815.97-11,261.16

Finding the Fourth Proportional to 17,977.05, 24,815.97 and 11,261.16

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Solution

The fourth proportional to 17,977.05, 24,815.97 and 11,261.16 is: 15,545.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,977.05 : 24,815.97 = 11,261.16 : x
  2. Step 2: Convert to fraction form
    17,977.05/24,815.97 = 11,261.16/x
  3. Step 3: Cross multiply
    17,977.05x = 24,815.97 × 11,261.16
  4. Step 4: Simplify right side
    17,977.05x = 279,456,608.73
  5. Step 5: Solve for x
    x = 279,456,608.73/17,977.05
  6. Step 6: Final answer
    x = 15,545.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.