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Finding the Fourth Proportional to 16,697.91, 25,045.12 and 8,797.25

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Solution

The fourth proportional to 16,697.91, 25,045.12 and 8,797.25 is: 13,194.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,697.91 : 25,045.12 = 8,797.25 : x
  2. Step 2: Convert to fraction form
    16,697.91/25,045.12 = 8,797.25/x
  3. Step 3: Cross multiply
    16,697.91x = 25,045.12 × 8,797.25
  4. Step 4: Simplify right side
    16,697.91x = 220,328,160.35
  5. Step 5: Solve for x
    x = 220,328,160.35/16,697.91
  6. Step 6: Final answer
    x = 13,194.95

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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.