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Finding the Fourth Proportional to 22,559.76, 33,837.21 and 11,473.50

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Solution

The fourth proportional to 22,559.76, 33,837.21 and 11,473.50 is: 17,209.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,559.76 : 33,837.21 = 11,473.50 : x
  2. Step 2: Convert to fraction form
    22,559.76/33,837.21 = 11,473.50/x
  3. Step 3: Cross multiply
    22,559.76x = 33,837.21 × 11,473.50
  4. Step 4: Simplify right side
    22,559.76x = 388,231,228.94
  5. Step 5: Solve for x
    x = 388,231,228.94/22,559.76
  6. Step 6: Final answer
    x = 17,209.01

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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.