Home / 25,078.68-34,608.64-14,474.46

Finding the Fourth Proportional to 25,078.68, 34,608.64 and 14,474.46

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Solution

The fourth proportional to 25,078.68, 34,608.64 and 14,474.46 is: 19,974.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,078.68 : 34,608.64 = 14,474.46 : x
  2. Step 2: Convert to fraction form
    25,078.68/34,608.64 = 14,474.46/x
  3. Step 3: Cross multiply
    25,078.68x = 34,608.64 × 14,474.46
  4. Step 4: Simplify right side
    25,078.68x = 500,941,375.33
  5. Step 5: Solve for x
    x = 500,941,375.33/25,078.68
  6. Step 6: Final answer
    x = 19,974.79

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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.