Home / 26,772.78-40,161.16-8,051.32

Finding the Fourth Proportional to 26,772.78, 40,161.16 and 8,051.32

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Solution

The fourth proportional to 26,772.78, 40,161.16 and 8,051.32 is: 12,077.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,772.78 : 40,161.16 = 8,051.32 : x
  2. Step 2: Convert to fraction form
    26,772.78/40,161.16 = 8,051.32/x
  3. Step 3: Cross multiply
    26,772.78x = 40,161.16 × 8,051.32
  4. Step 4: Simplify right side
    26,772.78x = 323,350,350.73
  5. Step 5: Solve for x
    x = 323,350,350.73/26,772.78
  6. Step 6: Final answer
    x = 12,077.58

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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.