Home / 26,734.88-40,089.68-8,007.68

Finding the Fourth Proportional to 26,734.88, 40,089.68 and 8,007.68

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Solution

The fourth proportional to 26,734.88, 40,089.68 and 8,007.68 is: 12,007.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,734.88 : 40,089.68 = 8,007.68 : x
  2. Step 2: Convert to fraction form
    26,734.88/40,089.68 = 8,007.68/x
  3. Step 3: Cross multiply
    26,734.88x = 40,089.68 × 8,007.68
  4. Step 4: Simplify right side
    26,734.88x = 321,025,328.74
  5. Step 5: Solve for x
    x = 321,025,328.74/26,734.88
  6. Step 6: Final answer
    x = 12,007.73

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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.