Home / 26,722.58-40,081.10-6,998.58

Finding the Fourth Proportional to 26,722.58, 40,081.10 and 6,998.58

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Solution

The fourth proportional to 26,722.58, 40,081.10 and 6,998.58 is: 10,497.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,722.58 : 40,081.10 = 6,998.58 : x
  2. Step 2: Convert to fraction form
    26,722.58/40,081.10 = 6,998.58/x
  3. Step 3: Cross multiply
    26,722.58x = 40,081.10 × 6,998.58
  4. Step 4: Simplify right side
    26,722.58x = 280,510,749.85
  5. Step 5: Solve for x
    x = 280,510,749.85/26,722.58
  6. Step 6: Final answer
    x = 10,497.15

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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.