Home / 22,919.10-34,310.58-12,499.26

Finding the Fourth Proportional to 22,919.10, 34,310.58 and 12,499.26

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Solution

The fourth proportional to 22,919.10, 34,310.58 and 12,499.26 is: 18,711.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,919.10 : 34,310.58 = 12,499.26 : x
  2. Step 2: Convert to fraction form
    22,919.10/34,310.58 = 12,499.26/x
  3. Step 3: Cross multiply
    22,919.10x = 34,310.58 × 12,499.26
  4. Step 4: Simplify right side
    22,919.10x = 428,856,860.17
  5. Step 5: Solve for x
    x = 428,856,860.17/22,919.10
  6. Step 6: Final answer
    x = 18,711.77

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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.