Home / 16,998.24-25,497.12-5,311.52

Finding the Fourth Proportional to 16,998.24, 25,497.12 and 5,311.52

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Solution

The fourth proportional to 16,998.24, 25,497.12 and 5,311.52 is: 7,967.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,998.24 : 25,497.12 = 5,311.52 : x
  2. Step 2: Convert to fraction form
    16,998.24/25,497.12 = 5,311.52/x
  3. Step 3: Cross multiply
    16,998.24x = 25,497.12 × 5,311.52
  4. Step 4: Simplify right side
    16,998.24x = 135,428,462.82
  5. Step 5: Solve for x
    x = 135,428,462.82/16,998.24
  6. Step 6: Final answer
    x = 7,967.21

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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.