Home / 26,839.72-40,238.40-16,958.17

Finding the Fourth Proportional to 26,839.72, 40,238.40 and 16,958.17

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Solution

The fourth proportional to 26,839.72, 40,238.40 and 16,958.17 is: 25,423.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,839.72 : 40,238.40 = 16,958.17 : x
  2. Step 2: Convert to fraction form
    26,839.72/40,238.40 = 16,958.17/x
  3. Step 3: Cross multiply
    26,839.72x = 40,238.40 × 16,958.17
  4. Step 4: Simplify right side
    26,839.72x = 682,369,527.13
  5. Step 5: Solve for x
    x = 682,369,527.13/26,839.72
  6. Step 6: Final answer
    x = 25,423.87

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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.