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Finding the Fourth Proportional to 22,472.82, 33,707.07 and 6,890.58

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Solution

The fourth proportional to 22,472.82, 33,707.07 and 6,890.58 is: 10,335.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,472.82 : 33,707.07 = 6,890.58 : x
  2. Step 2: Convert to fraction form
    22,472.82/33,707.07 = 6,890.58/x
  3. Step 3: Cross multiply
    22,472.82x = 33,707.07 × 6,890.58
  4. Step 4: Simplify right side
    22,472.82x = 232,261,262.40
  5. Step 5: Solve for x
    x = 232,261,262.40/22,472.82
  6. Step 6: Final answer
    x = 10,335.21

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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.