Home / 18,234.08-27,351.70-5,754.22

Finding the Fourth Proportional to 18,234.08, 27,351.70 and 5,754.22

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Solution

The fourth proportional to 18,234.08, 27,351.70 and 5,754.22 is: 8,631.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,234.08 : 27,351.70 = 5,754.22 : x
  2. Step 2: Convert to fraction form
    18,234.08/27,351.70 = 5,754.22/x
  3. Step 3: Cross multiply
    18,234.08x = 27,351.70 × 5,754.22
  4. Step 4: Simplify right side
    18,234.08x = 157,387,699.17
  5. Step 5: Solve for x
    x = 157,387,699.17/18,234.08
  6. Step 6: Final answer
    x = 8,631.51

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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.