Home / 18,246.48-25,180.11-9,862.98

Finding the Fourth Proportional to 18,246.48, 25,180.11 and 9,862.98

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Solution

The fourth proportional to 18,246.48, 25,180.11 and 9,862.98 is: 13,610.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,246.48 : 25,180.11 = 9,862.98 : x
  2. Step 2: Convert to fraction form
    18,246.48/25,180.11 = 9,862.98/x
  3. Step 3: Cross multiply
    18,246.48x = 25,180.11 × 9,862.98
  4. Step 4: Simplify right side
    18,246.48x = 248,350,921.33
  5. Step 5: Solve for x
    x = 248,350,921.33/18,246.48
  6. Step 6: Final answer
    x = 13,610.89

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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.