Home / 22,131.68-33,209.04-8,993.76

Finding the Fourth Proportional to 22,131.68, 33,209.04 and 8,993.76

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Solution

The fourth proportional to 22,131.68, 33,209.04 and 8,993.76 is: 13,495.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,131.68 : 33,209.04 = 8,993.76 : x
  2. Step 2: Convert to fraction form
    22,131.68/33,209.04 = 8,993.76/x
  3. Step 3: Cross multiply
    22,131.68x = 33,209.04 × 8,993.76
  4. Step 4: Simplify right side
    22,131.68x = 298,674,135.59
  5. Step 5: Solve for x
    x = 298,674,135.59/22,131.68
  6. Step 6: Final answer
    x = 13,495.32

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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.