Home / 22,263.91-33,396.89-12,395.76

Finding the Fourth Proportional to 22,263.91, 33,396.89 and 12,395.76

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Solution

The fourth proportional to 22,263.91, 33,396.89 and 12,395.76 is: 18,594.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,263.91 : 33,396.89 = 12,395.76 : x
  2. Step 2: Convert to fraction form
    22,263.91/33,396.89 = 12,395.76/x
  3. Step 3: Cross multiply
    22,263.91x = 33,396.89 × 12,395.76
  4. Step 4: Simplify right side
    22,263.91x = 413,979,833.19
  5. Step 5: Solve for x
    x = 413,979,833.19/22,263.91
  6. Step 6: Final answer
    x = 18,594.21

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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.