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Finding the Fourth Proportional to 17,912.48, 24,718.08 and 9,954.23

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Solution

The fourth proportional to 17,912.48, 24,718.08 and 9,954.23 is: 13,736.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,912.48 : 24,718.08 = 9,954.23 : x
  2. Step 2: Convert to fraction form
    17,912.48/24,718.08 = 9,954.23/x
  3. Step 3: Cross multiply
    17,912.48x = 24,718.08 × 9,954.23
  4. Step 4: Simplify right side
    17,912.48x = 246,049,453.48
  5. Step 5: Solve for x
    x = 246,049,453.48/17,912.48
  6. Step 6: Final answer
    x = 13,736.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.