Home / 18,344.75-27,517.17-6,657.98

Finding the Fourth Proportional to 18,344.75, 27,517.17 and 6,657.98

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Solution

The fourth proportional to 18,344.75, 27,517.17 and 6,657.98 is: 9,986.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,344.75 : 27,517.17 = 6,657.98 : x
  2. Step 2: Convert to fraction form
    18,344.75/27,517.17 = 6,657.98/x
  3. Step 3: Cross multiply
    18,344.75x = 27,517.17 × 6,657.98
  4. Step 4: Simplify right side
    18,344.75x = 183,208,767.52
  5. Step 5: Solve for x
    x = 183,208,767.52/18,344.75
  6. Step 6: Final answer
    x = 9,986.99

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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.