Home / 25,243.28-34,835.25-13,913.82

Finding the Fourth Proportional to 25,243.28, 34,835.25 and 13,913.82

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Solution

The fourth proportional to 25,243.28, 34,835.25 and 13,913.82 is: 19,200.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,243.28 : 34,835.25 = 13,913.82 : x
  2. Step 2: Convert to fraction form
    25,243.28/34,835.25 = 13,913.82/x
  3. Step 3: Cross multiply
    25,243.28x = 34,835.25 × 13,913.82
  4. Step 4: Simplify right side
    25,243.28x = 484,691,398.16
  5. Step 5: Solve for x
    x = 484,691,398.16/25,243.28
  6. Step 6: Final answer
    x = 19,200.81

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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.