Home / 25,062.12-34,584.12-13,731.48

Finding the Fourth Proportional to 25,062.12, 34,584.12 and 13,731.48

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Solution

The fourth proportional to 25,062.12, 34,584.12 and 13,731.48 is: 18,948.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,062.12 : 34,584.12 = 13,731.48 : x
  2. Step 2: Convert to fraction form
    25,062.12/34,584.12 = 13,731.48/x
  3. Step 3: Cross multiply
    25,062.12x = 34,584.12 × 13,731.48
  4. Step 4: Simplify right side
    25,062.12x = 474,891,152.10
  5. Step 5: Solve for x
    x = 474,891,152.10/25,062.12
  6. Step 6: Final answer
    x = 18,948.56

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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.