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Finding the Fourth Proportional to 16,699.45, 25,049.23 and 4,049.16

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Solution

The fourth proportional to 16,699.45, 25,049.23 and 4,049.16 is: 6,073.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,699.45 : 25,049.23 = 4,049.16 : x
  2. Step 2: Convert to fraction form
    16,699.45/25,049.23 = 4,049.16/x
  3. Step 3: Cross multiply
    16,699.45x = 25,049.23 × 4,049.16
  4. Step 4: Simplify right side
    16,699.45x = 101,428,330.02
  5. Step 5: Solve for x
    x = 101,428,330.02/16,699.45
  6. Step 6: Final answer
    x = 6,073.75

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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.