Home / 22,091.36-33,127.32-11,700.68

Finding the Fourth Proportional to 22,091.36, 33,127.32 and 11,700.68

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Solution

The fourth proportional to 22,091.36, 33,127.32 and 11,700.68 is: 17,545.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,091.36 : 33,127.32 = 11,700.68 : x
  2. Step 2: Convert to fraction form
    22,091.36/33,127.32 = 11,700.68/x
  3. Step 3: Cross multiply
    22,091.36x = 33,127.32 × 11,700.68
  4. Step 4: Simplify right side
    22,091.36x = 387,612,170.58
  5. Step 5: Solve for x
    x = 387,612,170.58/22,091.36
  6. Step 6: Final answer
    x = 17,545.87

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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.