Home / 26,168.39-39,257.76-7,449.17

Finding the Fourth Proportional to 26,168.39, 39,257.76 and 7,449.17

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Solution

The fourth proportional to 26,168.39, 39,257.76 and 7,449.17 is: 11,175.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,168.39 : 39,257.76 = 7,449.17 : x
  2. Step 2: Convert to fraction form
    26,168.39/39,257.76 = 7,449.17/x
  3. Step 3: Cross multiply
    26,168.39x = 39,257.76 × 7,449.17
  4. Step 4: Simplify right side
    26,168.39x = 292,437,559.70
  5. Step 5: Solve for x
    x = 292,437,559.70/26,168.39
  6. Step 6: Final answer
    x = 11,175.22

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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.