Home / 22,550.21-33,785.18-19,229.61

Finding the Fourth Proportional to 22,550.21, 33,785.18 and 19,229.61

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Solution

The fourth proportional to 22,550.21, 33,785.18 and 19,229.61 is: 28,810.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,550.21 : 33,785.18 = 19,229.61 : x
  2. Step 2: Convert to fraction form
    22,550.21/33,785.18 = 19,229.61/x
  3. Step 3: Cross multiply
    22,550.21x = 33,785.18 × 19,229.61
  4. Step 4: Simplify right side
    22,550.21x = 649,675,835.18
  5. Step 5: Solve for x
    x = 649,675,835.18/22,550.21
  6. Step 6: Final answer
    x = 28,810.20

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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.