Home / 17,489.28-24,134.38-9,935.42

Finding the Fourth Proportional to 17,489.28, 24,134.38 and 9,935.42

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Solution

The fourth proportional to 17,489.28, 24,134.38 and 9,935.42 is: 13,710.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,489.28 : 24,134.38 = 9,935.42 : x
  2. Step 2: Convert to fraction form
    17,489.28/24,134.38 = 9,935.42/x
  3. Step 3: Cross multiply
    17,489.28x = 24,134.38 × 9,935.42
  4. Step 4: Simplify right side
    17,489.28x = 239,785,201.74
  5. Step 5: Solve for x
    x = 239,785,201.74/17,489.28
  6. Step 6: Final answer
    x = 13,710.41

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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.