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Finding the Fourth Proportional to 17,839.41, 26,763.03 and 7,309.50

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Solution

The fourth proportional to 17,839.41, 26,763.03 and 7,309.50 is: 10,965.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,839.41 : 26,763.03 = 7,309.50 : x
  2. Step 2: Convert to fraction form
    17,839.41/26,763.03 = 7,309.50/x
  3. Step 3: Cross multiply
    17,839.41x = 26,763.03 × 7,309.50
  4. Step 4: Simplify right side
    17,839.41x = 195,624,367.79
  5. Step 5: Solve for x
    x = 195,624,367.79/17,839.41
  6. Step 6: Final answer
    x = 10,965.85

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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.