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Finding the Fourth Proportional to 14,883.30, 22,309.20 and 5,517.30

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Solution

The fourth proportional to 14,883.30, 22,309.20 and 5,517.30 is: 8,270.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,883.30 : 22,309.20 = 5,517.30 : x
  2. Step 2: Convert to fraction form
    14,883.30/22,309.20 = 5,517.30/x
  3. Step 3: Cross multiply
    14,883.30x = 22,309.20 × 5,517.30
  4. Step 4: Simplify right side
    14,883.30x = 123,086,549.16
  5. Step 5: Solve for x
    x = 123,086,549.16/14,883.30
  6. Step 6: Final answer
    x = 8,270.11

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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.