Home / 22,241.58-33,360.93-8,390.22

Finding the Fourth Proportional to 22,241.58, 33,360.93 and 8,390.22

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Solution

The fourth proportional to 22,241.58, 33,360.93 and 8,390.22 is: 12,584.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,241.58 : 33,360.93 = 8,390.22 : x
  2. Step 2: Convert to fraction form
    22,241.58/33,360.93 = 8,390.22/x
  3. Step 3: Cross multiply
    22,241.58x = 33,360.93 × 8,390.22
  4. Step 4: Simplify right side
    22,241.58x = 279,905,542.10
  5. Step 5: Solve for x
    x = 279,905,542.10/22,241.58
  6. Step 6: Final answer
    x = 12,584.79

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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.