Home / 22,435.07-33,631.02-8,391.29

Finding the Fourth Proportional to 22,435.07, 33,631.02 and 8,391.29

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Solution

The fourth proportional to 22,435.07, 33,631.02 and 8,391.29 is: 12,578.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,435.07 : 33,631.02 = 8,391.29 : x
  2. Step 2: Convert to fraction form
    22,435.07/33,631.02 = 8,391.29/x
  3. Step 3: Cross multiply
    22,435.07x = 33,631.02 × 8,391.29
  4. Step 4: Simplify right side
    22,435.07x = 282,207,473.66
  5. Step 5: Solve for x
    x = 282,207,473.66/22,435.07
  6. Step 6: Final answer
    x = 12,578.86

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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.