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Finding the Fourth Proportional to 16,703.86, 25,060.59 and 7,926.70

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Solution

The fourth proportional to 16,703.86, 25,060.59 and 7,926.70 is: 11,892.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,703.86 : 25,060.59 = 7,926.70 : x
  2. Step 2: Convert to fraction form
    16,703.86/25,060.59 = 7,926.70/x
  3. Step 3: Cross multiply
    16,703.86x = 25,060.59 × 7,926.70
  4. Step 4: Simplify right side
    16,703.86x = 198,647,778.75
  5. Step 5: Solve for x
    x = 198,647,778.75/16,703.86
  6. Step 6: Final answer
    x = 11,892.33

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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.