Home / 22,581.11-33,864.49-21,106.94

Finding the Fourth Proportional to 22,581.11, 33,864.49 and 21,106.94

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Solution

The fourth proportional to 22,581.11, 33,864.49 and 21,106.94 is: 31,653.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,581.11 : 33,864.49 = 21,106.94 : x
  2. Step 2: Convert to fraction form
    22,581.11/33,864.49 = 21,106.94/x
  3. Step 3: Cross multiply
    22,581.11x = 33,864.49 × 21,106.94
  4. Step 4: Simplify right side
    22,581.11x = 714,775,684.34
  5. Step 5: Solve for x
    x = 714,775,684.34/22,581.11
  6. Step 6: Final answer
    x = 31,653.69

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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.