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Finding the Fourth Proportional to 18,248.08, 27,363.61 and 9,480.64

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Solution

The fourth proportional to 18,248.08, 27,363.61 and 9,480.64 is: 14,216.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,248.08 : 27,363.61 = 9,480.64 : x
  2. Step 2: Convert to fraction form
    18,248.08/27,363.61 = 9,480.64/x
  3. Step 3: Cross multiply
    18,248.08x = 27,363.61 × 9,480.64
  4. Step 4: Simplify right side
    18,248.08x = 259,424,351.29
  5. Step 5: Solve for x
    x = 259,424,351.29/18,248.08
  6. Step 6: Final answer
    x = 14,216.53

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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.