Home / 26,964.30-40,434.30-10,318.80

Finding the Fourth Proportional to 26,964.30, 40,434.30 and 10,318.80

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Solution

The fourth proportional to 26,964.30, 40,434.30 and 10,318.80 is: 15,473.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,964.30 : 40,434.30 = 10,318.80 : x
  2. Step 2: Convert to fraction form
    26,964.30/40,434.30 = 10,318.80/x
  3. Step 3: Cross multiply
    26,964.30x = 40,434.30 × 10,318.80
  4. Step 4: Simplify right side
    26,964.30x = 417,233,454.84
  5. Step 5: Solve for x
    x = 417,233,454.84/26,964.30
  6. Step 6: Final answer
    x = 15,473.55

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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.