Home / 18,731.71-25,849.74-10,773.73

Finding the Fourth Proportional to 18,731.71, 25,849.74 and 10,773.73

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Solution

The fourth proportional to 18,731.71, 25,849.74 and 10,773.73 is: 14,867.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,731.71 : 25,849.74 = 10,773.73 : x
  2. Step 2: Convert to fraction form
    18,731.71/25,849.74 = 10,773.73/x
  3. Step 3: Cross multiply
    18,731.71x = 25,849.74 × 10,773.73
  4. Step 4: Simplify right side
    18,731.71x = 278,498,119.33
  5. Step 5: Solve for x
    x = 278,498,119.33/18,731.71
  6. Step 6: Final answer
    x = 14,867.74

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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.