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Finding the Fourth Proportional to 22,642.43, 33,942.66 and 8,598.24

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Solution

The fourth proportional to 22,642.43, 33,942.66 and 8,598.24 is: 12,889.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,642.43 : 33,942.66 = 8,598.24 : x
  2. Step 2: Convert to fraction form
    22,642.43/33,942.66 = 8,598.24/x
  3. Step 3: Cross multiply
    22,642.43x = 33,942.66 × 8,598.24
  4. Step 4: Simplify right side
    22,642.43x = 291,847,136.92
  5. Step 5: Solve for x
    x = 291,847,136.92/22,642.43
  6. Step 6: Final answer
    x = 12,889.39

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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.