Home / 18,246.23-25,179.78-9,862.73

Finding the Fourth Proportional to 18,246.23, 25,179.78 and 9,862.73

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Solution

The fourth proportional to 18,246.23, 25,179.78 and 9,862.73 is: 13,610.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,246.23 : 25,179.78 = 9,862.73 : x
  2. Step 2: Convert to fraction form
    18,246.23/25,179.78 = 9,862.73/x
  3. Step 3: Cross multiply
    18,246.23x = 25,179.78 × 9,862.73
  4. Step 4: Simplify right side
    18,246.23x = 248,341,371.60
  5. Step 5: Solve for x
    x = 248,341,371.60/18,246.23
  6. Step 6: Final answer
    x = 13,610.56

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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.