Home / 26,515.80-39,772.80-6,794.55

Finding the Fourth Proportional to 26,515.80, 39,772.80 and 6,794.55

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Solution

The fourth proportional to 26,515.80, 39,772.80 and 6,794.55 is: 10,191.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,515.80 : 39,772.80 = 6,794.55 : x
  2. Step 2: Convert to fraction form
    26,515.80/39,772.80 = 6,794.55/x
  3. Step 3: Cross multiply
    26,515.80x = 39,772.80 × 6,794.55
  4. Step 4: Simplify right side
    26,515.80x = 270,238,278.24
  5. Step 5: Solve for x
    x = 270,238,278.24/26,515.80
  6. Step 6: Final answer
    x = 10,191.59

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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.