Home / 25,182.12-34,750.62-13,851.61

Finding the Fourth Proportional to 25,182.12, 34,750.62 and 13,851.61

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Solution

The fourth proportional to 25,182.12, 34,750.62 and 13,851.61 is: 19,114.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,182.12 : 34,750.62 = 13,851.61 : x
  2. Step 2: Convert to fraction form
    25,182.12/34,750.62 = 13,851.61/x
  3. Step 3: Cross multiply
    25,182.12x = 34,750.62 × 13,851.61
  4. Step 4: Simplify right side
    25,182.12x = 481,351,948.62
  5. Step 5: Solve for x
    x = 481,351,948.62/25,182.12
  6. Step 6: Final answer
    x = 19,114.83

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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.