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Finding the Fourth Proportional to 26,873.32, 40,310.88 and 9,343.30

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Solution

The fourth proportional to 26,873.32, 40,310.88 and 9,343.30 is: 14,015.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,873.32 : 40,310.88 = 9,343.30 : x
  2. Step 2: Convert to fraction form
    26,873.32/40,310.88 = 9,343.30/x
  3. Step 3: Cross multiply
    26,873.32x = 40,310.88 × 9,343.30
  4. Step 4: Simplify right side
    26,873.32x = 376,636,645.10
  5. Step 5: Solve for x
    x = 376,636,645.10/26,873.32
  6. Step 6: Final answer
    x = 14,015.26

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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.