Home / 26,494.80-39,742.60-6,772.92

Finding the Fourth Proportional to 26,494.80, 39,742.60 and 6,772.92

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Solution

The fourth proportional to 26,494.80, 39,742.60 and 6,772.92 is: 10,159.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,494.80 : 39,742.60 = 6,772.92 : x
  2. Step 2: Convert to fraction form
    26,494.80/39,742.60 = 6,772.92/x
  3. Step 3: Cross multiply
    26,494.80x = 39,742.60 × 6,772.92
  4. Step 4: Simplify right side
    26,494.80x = 269,173,251.68
  5. Step 5: Solve for x
    x = 269,173,251.68/26,494.80
  6. Step 6: Final answer
    x = 10,159.48

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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.