Home / 22,147.44-33,221.28-6,565.20

Finding the Fourth Proportional to 22,147.44, 33,221.28 and 6,565.20

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Solution

The fourth proportional to 22,147.44, 33,221.28 and 6,565.20 is: 9,847.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,147.44 : 33,221.28 = 6,565.20 : x
  2. Step 2: Convert to fraction form
    22,147.44/33,221.28 = 6,565.20/x
  3. Step 3: Cross multiply
    22,147.44x = 33,221.28 × 6,565.20
  4. Step 4: Simplify right side
    22,147.44x = 218,104,347.46
  5. Step 5: Solve for x
    x = 218,104,347.46/22,147.44
  6. Step 6: Final answer
    x = 9,847.84

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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.