Home / 25,103.13-34,642.44-13,773.66

Finding the Fourth Proportional to 25,103.13, 34,642.44 and 13,773.66

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Solution

The fourth proportional to 25,103.13, 34,642.44 and 13,773.66 is: 19,007.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,103.13 : 34,642.44 = 13,773.66 : x
  2. Step 2: Convert to fraction form
    25,103.13/34,642.44 = 13,773.66/x
  3. Step 3: Cross multiply
    25,103.13x = 34,642.44 × 13,773.66
  4. Step 4: Simplify right side
    25,103.13x = 477,153,060.22
  5. Step 5: Solve for x
    x = 477,153,060.22/25,103.13
  6. Step 6: Final answer
    x = 19,007.71

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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.