Home / 22,884.20-34,326.30-18,429.80

Finding the Fourth Proportional to 22,884.20, 34,326.30 and 18,429.80

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Solution

The fourth proportional to 22,884.20, 34,326.30 and 18,429.80 is: 27,644.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,884.20 : 34,326.30 = 18,429.80 : x
  2. Step 2: Convert to fraction form
    22,884.20/34,326.30 = 18,429.80/x
  3. Step 3: Cross multiply
    22,884.20x = 34,326.30 × 18,429.80
  4. Step 4: Simplify right side
    22,884.20x = 632,626,843.74
  5. Step 5: Solve for x
    x = 632,626,843.74/22,884.20
  6. Step 6: Final answer
    x = 27,644.70

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1.5x scale

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.