Home / 17,489.36-24,135.40-9,936.11

Finding the Fourth Proportional to 17,489.36, 24,135.40 and 9,936.11

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Solution

The fourth proportional to 17,489.36, 24,135.40 and 9,936.11 is: 13,711.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,489.36 : 24,135.40 = 9,936.11 : x
  2. Step 2: Convert to fraction form
    17,489.36/24,135.40 = 9,936.11/x
  3. Step 3: Cross multiply
    17,489.36x = 24,135.40 × 9,936.11
  4. Step 4: Simplify right side
    17,489.36x = 239,812,033.38
  5. Step 5: Solve for x
    x = 239,812,033.38/17,489.36
  6. Step 6: Final answer
    x = 13,711.88

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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.