Home / 22,702.70-34,043.23-7,909.80

Finding the Fourth Proportional to 22,702.70, 34,043.23 and 7,909.80

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Solution

The fourth proportional to 22,702.70, 34,043.23 and 7,909.80 is: 11,860.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,702.70 : 34,043.23 = 7,909.80 : x
  2. Step 2: Convert to fraction form
    22,702.70/34,043.23 = 7,909.80/x
  3. Step 3: Cross multiply
    22,702.70x = 34,043.23 × 7,909.80
  4. Step 4: Simplify right side
    22,702.70x = 269,275,140.65
  5. Step 5: Solve for x
    x = 269,275,140.65/22,702.70
  6. Step 6: Final answer
    x = 11,860.93

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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.