Home / 22,182.01-30,611.33-12,110.65

Finding the Fourth Proportional to 22,182.01, 30,611.33 and 12,110.65

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Solution

The fourth proportional to 22,182.01, 30,611.33 and 12,110.65 is: 16,712.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,182.01 : 30,611.33 = 12,110.65 : x
  2. Step 2: Convert to fraction form
    22,182.01/30,611.33 = 12,110.65/x
  3. Step 3: Cross multiply
    22,182.01x = 30,611.33 × 12,110.65
  4. Step 4: Simplify right side
    22,182.01x = 370,723,012.00
  5. Step 5: Solve for x
    x = 370,723,012.00/22,182.01
  6. Step 6: Final answer
    x = 16,712.78

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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.