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Finding the Fourth Proportional to 22,305.09, 33,462.59 and 6,721.59

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Solution

The fourth proportional to 22,305.09, 33,462.59 and 6,721.59 is: 10,083.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,305.09 : 33,462.59 = 6,721.59 : x
  2. Step 2: Convert to fraction form
    22,305.09/33,462.59 = 6,721.59/x
  3. Step 3: Cross multiply
    22,305.09x = 33,462.59 × 6,721.59
  4. Step 4: Simplify right side
    22,305.09x = 224,921,776.71
  5. Step 5: Solve for x
    x = 224,921,776.71/22,305.09
  6. Step 6: Final answer
    x = 10,083.88

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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.