Home / 22,429.52-33,619.14-9,099.42

Finding the Fourth Proportional to 22,429.52, 33,619.14 and 9,099.42

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Solution

The fourth proportional to 22,429.52, 33,619.14 and 9,099.42 is: 13,638.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,429.52 : 33,619.14 = 9,099.42 : x
  2. Step 2: Convert to fraction form
    22,429.52/33,619.14 = 9,099.42/x
  3. Step 3: Cross multiply
    22,429.52x = 33,619.14 × 9,099.42
  4. Step 4: Simplify right side
    22,429.52x = 305,914,674.90
  5. Step 5: Solve for x
    x = 305,914,674.90/22,429.52
  6. Step 6: Final answer
    x = 13,638.93

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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.