Home / 22,059.44-30,441.90-11,987.84

Finding the Fourth Proportional to 22,059.44, 30,441.90 and 11,987.84

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Solution

The fourth proportional to 22,059.44, 30,441.90 and 11,987.84 is: 16,543.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,059.44 : 30,441.90 = 11,987.84 : x
  2. Step 2: Convert to fraction form
    22,059.44/30,441.90 = 11,987.84/x
  3. Step 3: Cross multiply
    22,059.44x = 30,441.90 × 11,987.84
  4. Step 4: Simplify right side
    22,059.44x = 364,932,626.50
  5. Step 5: Solve for x
    x = 364,932,626.50/22,059.44
  6. Step 6: Final answer
    x = 16,543.15

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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.