Home / 25,399.75-38,063.32-14,283.11

Finding the Fourth Proportional to 25,399.75, 38,063.32 and 14,283.11

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Solution

The fourth proportional to 25,399.75, 38,063.32 and 14,283.11 is: 21,404.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,399.75 : 38,063.32 = 14,283.11 : x
  2. Step 2: Convert to fraction form
    25,399.75/38,063.32 = 14,283.11/x
  3. Step 3: Cross multiply
    25,399.75x = 38,063.32 × 14,283.11
  4. Step 4: Simplify right side
    25,399.75x = 543,662,414.06
  5. Step 5: Solve for x
    x = 543,662,414.06/25,399.75
  6. Step 6: Final answer
    x = 21,404.24

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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.