Home / 26,968.32-40,457.79-8,251.04

Finding the Fourth Proportional to 26,968.32, 40,457.79 and 8,251.04

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Solution

The fourth proportional to 26,968.32, 40,457.79 and 8,251.04 is: 12,378.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,968.32 : 40,457.79 = 8,251.04 : x
  2. Step 2: Convert to fraction form
    26,968.32/40,457.79 = 8,251.04/x
  3. Step 3: Cross multiply
    26,968.32x = 40,457.79 × 8,251.04
  4. Step 4: Simplify right side
    26,968.32x = 333,818,641.31
  5. Step 5: Solve for x
    x = 333,818,641.31/26,968.32
  6. Step 6: Final answer
    x = 12,378.18

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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.