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Finding the Fourth Proportional to 22,051.48, 33,076.86 and 7,260.52

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Solution

The fourth proportional to 22,051.48, 33,076.86 and 7,260.52 is: 10,890.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,051.48 : 33,076.86 = 7,260.52 : x
  2. Step 2: Convert to fraction form
    22,051.48/33,076.86 = 7,260.52/x
  3. Step 3: Cross multiply
    22,051.48x = 33,076.86 × 7,260.52
  4. Step 4: Simplify right side
    22,051.48x = 240,155,203.57
  5. Step 5: Solve for x
    x = 240,155,203.57/22,051.48
  6. Step 6: Final answer
    x = 10,890.66

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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.