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Finding the Fourth Proportional to 18,246.48, 27,369.76 and 5,934.48

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Solution

The fourth proportional to 18,246.48, 27,369.76 and 5,934.48 is: 8,901.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,246.48 : 27,369.76 = 5,934.48 : x
  2. Step 2: Convert to fraction form
    18,246.48/27,369.76 = 5,934.48/x
  3. Step 3: Cross multiply
    18,246.48x = 27,369.76 × 5,934.48
  4. Step 4: Simplify right side
    18,246.48x = 162,425,293.32
  5. Step 5: Solve for x
    x = 162,425,293.32/18,246.48
  6. Step 6: Final answer
    x = 8,901.73

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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.