Home / 26,841.86-40,263.16-8,122.04

Finding the Fourth Proportional to 26,841.86, 40,263.16 and 8,122.04

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Solution

The fourth proportional to 26,841.86, 40,263.16 and 8,122.04 is: 12,183.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,841.86 : 40,263.16 = 8,122.04 : x
  2. Step 2: Convert to fraction form
    26,841.86/40,263.16 = 8,122.04/x
  3. Step 3: Cross multiply
    26,841.86x = 40,263.16 × 8,122.04
  4. Step 4: Simplify right side
    26,841.86x = 327,018,996.05
  5. Step 5: Solve for x
    x = 327,018,996.05/26,841.86
  6. Step 6: Final answer
    x = 12,183.17

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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.