Home / 22,406.44-33,630.47-11,320.93

Finding the Fourth Proportional to 22,406.44, 33,630.47 and 11,320.93

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Solution

The fourth proportional to 22,406.44, 33,630.47 and 11,320.93 is: 16,991.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,406.44 : 33,630.47 = 11,320.93 : x
  2. Step 2: Convert to fraction form
    22,406.44/33,630.47 = 11,320.93/x
  3. Step 3: Cross multiply
    22,406.44x = 33,630.47 × 11,320.93
  4. Step 4: Simplify right side
    22,406.44x = 380,728,288.30
  5. Step 5: Solve for x
    x = 380,728,288.30/22,406.44
  6. Step 6: Final answer
    x = 16,991.91

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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.