Home / 25,759.30-38,616.60-11,516.95

Finding the Fourth Proportional to 25,759.30, 38,616.60 and 11,516.95

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Solution

The fourth proportional to 25,759.30, 38,616.60 and 11,516.95 is: 17,265.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,759.30 : 38,616.60 = 11,516.95 : x
  2. Step 2: Convert to fraction form
    25,759.30/38,616.60 = 11,516.95/x
  3. Step 3: Cross multiply
    25,759.30x = 38,616.60 × 11,516.95
  4. Step 4: Simplify right side
    25,759.30x = 444,745,451.37
  5. Step 5: Solve for x
    x = 444,745,451.37/25,759.30
  6. Step 6: Final answer
    x = 17,265.43

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1.5x scale

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.