Home / 22,004.90-33,012.21-10,917.62

Finding the Fourth Proportional to 22,004.90, 33,012.21 and 10,917.62

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Solution

The fourth proportional to 22,004.90, 33,012.21 and 10,917.62 is: 16,378.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,004.90 : 33,012.21 = 10,917.62 : x
  2. Step 2: Convert to fraction form
    22,004.90/33,012.21 = 10,917.62/x
  3. Step 3: Cross multiply
    22,004.90x = 33,012.21 × 10,917.62
  4. Step 4: Simplify right side
    22,004.90x = 360,414,764.14
  5. Step 5: Solve for x
    x = 360,414,764.14/22,004.90
  6. Step 6: Final answer
    x = 16,378.84

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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.