Home / 16,998.10-25,497.17-5,311.38

Finding the Fourth Proportional to 16,998.10, 25,497.17 and 5,311.38

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Solution

The fourth proportional to 16,998.10, 25,497.17 and 5,311.38 is: 7,967.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,998.10 : 25,497.17 = 5,311.38 : x
  2. Step 2: Convert to fraction form
    16,998.10/25,497.17 = 5,311.38/x
  3. Step 3: Cross multiply
    16,998.10x = 25,497.17 × 5,311.38
  4. Step 4: Simplify right side
    16,998.10x = 135,425,158.79
  5. Step 5: Solve for x
    x = 135,425,158.79/16,998.10
  6. Step 6: Final answer
    x = 7,967.08

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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.