Home / 16,211.04-22,371.20-8,759.04

Finding the Fourth Proportional to 16,211.04, 22,371.20 and 8,759.04

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Solution

The fourth proportional to 16,211.04, 22,371.20 and 8,759.04 is: 12,087.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,211.04 : 22,371.20 = 8,759.04 : x
  2. Step 2: Convert to fraction form
    16,211.04/22,371.20 = 8,759.04/x
  3. Step 3: Cross multiply
    16,211.04x = 22,371.20 × 8,759.04
  4. Step 4: Simplify right side
    16,211.04x = 195,950,235.65
  5. Step 5: Solve for x
    x = 195,950,235.65/16,211.04
  6. Step 6: Final answer
    x = 12,087.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.