Home / 16,679.96-25,019.82-6,689.18

Finding the Fourth Proportional to 16,679.96, 25,019.82 and 6,689.18

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Solution

The fourth proportional to 16,679.96, 25,019.82 and 6,689.18 is: 10,033.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,679.96 : 25,019.82 = 6,689.18 : x
  2. Step 2: Convert to fraction form
    16,679.96/25,019.82 = 6,689.18/x
  3. Step 3: Cross multiply
    16,679.96x = 25,019.82 × 6,689.18
  4. Step 4: Simplify right side
    16,679.96x = 167,362,079.55
  5. Step 5: Solve for x
    x = 167,362,079.55/16,679.96
  6. Step 6: Final answer
    x = 10,033.72

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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.