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Finding the Fourth Proportional to 18,232.34, 27,349.08 and 5,752.48

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Solution

The fourth proportional to 18,232.34, 27,349.08 and 5,752.48 is: 8,628.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,232.34 : 27,349.08 = 5,752.48 : x
  2. Step 2: Convert to fraction form
    18,232.34/27,349.08 = 5,752.48/x
  3. Step 3: Cross multiply
    18,232.34x = 27,349.08 × 5,752.48
  4. Step 4: Simplify right side
    18,232.34x = 157,325,035.72
  5. Step 5: Solve for x
    x = 157,325,035.72/18,232.34
  6. Step 6: Final answer
    x = 8,628.90

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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.