Home / 26,939.79-40,414.80-10,298.44

Finding the Fourth Proportional to 26,939.79, 40,414.80 and 10,298.44

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Solution

The fourth proportional to 26,939.79, 40,414.80 and 10,298.44 is: 15,449.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,939.79 : 40,414.80 = 10,298.44 : x
  2. Step 2: Convert to fraction form
    26,939.79/40,414.80 = 10,298.44/x
  3. Step 3: Cross multiply
    26,939.79x = 40,414.80 × 10,298.44
  4. Step 4: Simplify right side
    26,939.79x = 416,209,424.12
  5. Step 5: Solve for x
    x = 416,209,424.12/26,939.79
  6. Step 6: Final answer
    x = 15,449.62

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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.