Home / 22,564.36-33,868.41-10,885.78

Finding the Fourth Proportional to 22,564.36, 33,868.41 and 10,885.78

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Solution

The fourth proportional to 22,564.36, 33,868.41 and 10,885.78 is: 16,339.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,564.36 : 33,868.41 = 10,885.78 : x
  2. Step 2: Convert to fraction form
    22,564.36/33,868.41 = 10,885.78/x
  3. Step 3: Cross multiply
    22,564.36x = 33,868.41 × 10,885.78
  4. Step 4: Simplify right side
    22,564.36x = 368,684,060.21
  5. Step 5: Solve for x
    x = 368,684,060.21/22,564.36
  6. Step 6: Final answer
    x = 16,339.22

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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.