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Finding the Fourth Proportional to 22,367.70, 33,550.92 and 9,210.24

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Solution

The fourth proportional to 22,367.70, 33,550.92 and 9,210.24 is: 13,815.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,367.70 : 33,550.92 = 9,210.24 : x
  2. Step 2: Convert to fraction form
    22,367.70/33,550.92 = 9,210.24/x
  3. Step 3: Cross multiply
    22,367.70x = 33,550.92 × 9,210.24
  4. Step 4: Simplify right side
    22,367.70x = 309,012,025.42
  5. Step 5: Solve for x
    x = 309,012,025.42/22,367.70
  6. Step 6: Final answer
    x = 13,815.10

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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.