Home / 25,716.95-38,578.50-9,073.54

Finding the Fourth Proportional to 25,716.95, 38,578.50 and 9,073.54

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Solution

The fourth proportional to 25,716.95, 38,578.50 and 9,073.54 is: 13,611.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,716.95 : 38,578.50 = 9,073.54 : x
  2. Step 2: Convert to fraction form
    25,716.95/38,578.50 = 9,073.54/x
  3. Step 3: Cross multiply
    25,716.95x = 38,578.50 × 9,073.54
  4. Step 4: Simplify right side
    25,716.95x = 350,043,562.89
  5. Step 5: Solve for x
    x = 350,043,562.89/25,716.95
  6. Step 6: Final answer
    x = 13,611.39

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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.