Home / 25,696.98-38,560.05-10,125.54

Finding the Fourth Proportional to 25,696.98, 38,560.05 and 10,125.54

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Solution

The fourth proportional to 25,696.98, 38,560.05 and 10,125.54 is: 15,194.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,696.98 : 38,560.05 = 10,125.54 : x
  2. Step 2: Convert to fraction form
    25,696.98/38,560.05 = 10,125.54/x
  3. Step 3: Cross multiply
    25,696.98x = 38,560.05 × 10,125.54
  4. Step 4: Simplify right side
    25,696.98x = 390,441,328.68
  5. Step 5: Solve for x
    x = 390,441,328.68/25,696.98
  6. Step 6: Final answer
    x = 15,194.06

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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.