Home / 16,677.45-25,019.22-7,912.29

Finding the Fourth Proportional to 16,677.45, 25,019.22 and 7,912.29

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Solution

The fourth proportional to 16,677.45, 25,019.22 and 7,912.29 is: 11,869.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,677.45 : 25,019.22 = 7,912.29 : x
  2. Step 2: Convert to fraction form
    16,677.45/25,019.22 = 7,912.29/x
  3. Step 3: Cross multiply
    16,677.45x = 25,019.22 × 7,912.29
  4. Step 4: Simplify right side
    16,677.45x = 197,959,324.21
  5. Step 5: Solve for x
    x = 197,959,324.21/16,677.45
  6. Step 6: Final answer
    x = 11,869.88

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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.