Home / 22,138.77-33,161.34-17,903.85

Finding the Fourth Proportional to 22,138.77, 33,161.34 and 17,903.85

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Solution

The fourth proportional to 22,138.77, 33,161.34 and 17,903.85 is: 26,817.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,138.77 : 33,161.34 = 17,903.85 : x
  2. Step 2: Convert to fraction form
    22,138.77/33,161.34 = 17,903.85/x
  3. Step 3: Cross multiply
    22,138.77x = 33,161.34 × 17,903.85
  4. Step 4: Simplify right side
    22,138.77x = 593,715,657.16
  5. Step 5: Solve for x
    x = 593,715,657.16/22,138.77
  6. Step 6: Final answer
    x = 26,817.92

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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.