Home / 17,631.42-24,331.82-9,974.07

Finding the Fourth Proportional to 17,631.42, 24,331.82 and 9,974.07

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Solution

The fourth proportional to 17,631.42, 24,331.82 and 9,974.07 is: 13,764.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,631.42 : 24,331.82 = 9,974.07 : x
  2. Step 2: Convert to fraction form
    17,631.42/24,331.82 = 9,974.07/x
  3. Step 3: Cross multiply
    17,631.42x = 24,331.82 × 9,974.07
  4. Step 4: Simplify right side
    17,631.42x = 242,687,226.04
  5. Step 5: Solve for x
    x = 242,687,226.04/17,631.42
  6. Step 6: Final answer
    x = 13,764.47

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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.