Home / 26,722.16-40,089.60-8,003.76

Finding the Fourth Proportional to 26,722.16, 40,089.60 and 8,003.76

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Solution

The fourth proportional to 26,722.16, 40,089.60 and 8,003.76 is: 12,007.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,722.16 : 40,089.60 = 8,003.76 : x
  2. Step 2: Convert to fraction form
    26,722.16/40,089.60 = 8,003.76/x
  3. Step 3: Cross multiply
    26,722.16x = 40,089.60 × 8,003.76
  4. Step 4: Simplify right side
    26,722.16x = 320,867,536.90
  5. Step 5: Solve for x
    x = 320,867,536.90/26,722.16
  6. Step 6: Final answer
    x = 12,007.54

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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.