Home / 18,257.11-25,194.63-10,301.92

Finding the Fourth Proportional to 18,257.11, 25,194.63 and 10,301.92

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Solution

The fourth proportional to 18,257.11, 25,194.63 and 10,301.92 is: 14,216.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,257.11 : 25,194.63 = 10,301.92 : x
  2. Step 2: Convert to fraction form
    18,257.11/25,194.63 = 10,301.92/x
  3. Step 3: Cross multiply
    18,257.11x = 25,194.63 × 10,301.92
  4. Step 4: Simplify right side
    18,257.11x = 259,553,062.69
  5. Step 5: Solve for x
    x = 259,553,062.69/18,257.11
  6. Step 6: Final answer
    x = 14,216.55

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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.