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Finding the Fourth Proportional to 18,247.97, 27,359.80 and 6,559.67

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Solution

The fourth proportional to 18,247.97, 27,359.80 and 6,559.67 is: 9,835.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,247.97 : 27,359.80 = 6,559.67 : x
  2. Step 2: Convert to fraction form
    18,247.97/27,359.80 = 6,559.67/x
  3. Step 3: Cross multiply
    18,247.97x = 27,359.80 × 6,559.67
  4. Step 4: Simplify right side
    18,247.97x = 179,471,226.47
  5. Step 5: Solve for x
    x = 179,471,226.47/18,247.97
  6. Step 6: Final answer
    x = 9,835.13

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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.