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Finding the Fourth Proportional to 18,234.84, 27,352.26 and 5,754.90

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Solution

The fourth proportional to 18,234.84, 27,352.26 and 5,754.90 is: 8,632.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,234.84 : 27,352.26 = 5,754.90 : x
  2. Step 2: Convert to fraction form
    18,234.84/27,352.26 = 5,754.90/x
  3. Step 3: Cross multiply
    18,234.84x = 27,352.26 × 5,754.90
  4. Step 4: Simplify right side
    18,234.84x = 157,409,521.07
  5. Step 5: Solve for x
    x = 157,409,521.07/18,234.84
  6. Step 6: Final answer
    x = 8,632.35

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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.