Home / 25,634.45-38,382.19-13,296.53

Finding the Fourth Proportional to 25,634.45, 38,382.19 and 13,296.53

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Solution

The fourth proportional to 25,634.45, 38,382.19 and 13,296.53 is: 19,908.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,634.45 : 38,382.19 = 13,296.53 : x
  2. Step 2: Convert to fraction form
    25,634.45/38,382.19 = 13,296.53/x
  3. Step 3: Cross multiply
    25,634.45x = 38,382.19 × 13,296.53
  4. Step 4: Simplify right side
    25,634.45x = 510,349,940.80
  5. Step 5: Solve for x
    x = 510,349,940.80/25,634.45
  6. Step 6: Final answer
    x = 19,908.75

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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.