Home / 25,464.98-38,174.38-13,764.53

Finding the Fourth Proportional to 25,464.98, 38,174.38 and 13,764.53

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Solution

The fourth proportional to 25,464.98, 38,174.38 and 13,764.53 is: 20,634.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,464.98 : 38,174.38 = 13,764.53 : x
  2. Step 2: Convert to fraction form
    25,464.98/38,174.38 = 13,764.53/x
  3. Step 3: Cross multiply
    25,464.98x = 38,174.38 × 13,764.53
  4. Step 4: Simplify right side
    25,464.98x = 525,452,398.74
  5. Step 5: Solve for x
    x = 525,452,398.74/25,464.98
  6. Step 6: Final answer
    x = 20,634.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.