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Finding the Fourth Proportional to 16,952.24, 25,428.38 and 7,086.12

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Solution

The fourth proportional to 16,952.24, 25,428.38 and 7,086.12 is: 10,629.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,952.24 : 25,428.38 = 7,086.12 : x
  2. Step 2: Convert to fraction form
    16,952.24/25,428.38 = 7,086.12/x
  3. Step 3: Cross multiply
    16,952.24x = 25,428.38 × 7,086.12
  4. Step 4: Simplify right side
    16,952.24x = 180,188,552.09
  5. Step 5: Solve for x
    x = 180,188,552.09/16,952.24
  6. Step 6: Final answer
    x = 10,629.19

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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.