Home / 16,759.41-25,142.20-5,515.38

Finding the Fourth Proportional to 16,759.41, 25,142.20 and 5,515.38

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Solution

The fourth proportional to 16,759.41, 25,142.20 and 5,515.38 is: 8,274.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,759.41 : 25,142.20 = 5,515.38 : x
  2. Step 2: Convert to fraction form
    16,759.41/25,142.20 = 5,515.38/x
  3. Step 3: Cross multiply
    16,759.41x = 25,142.20 × 5,515.38
  4. Step 4: Simplify right side
    16,759.41x = 138,668,787.04
  5. Step 5: Solve for x
    x = 138,668,787.04/16,759.41
  6. Step 6: Final answer
    x = 8,274.09

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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.