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Finding the Fourth Proportional to 22,392.68, 33,587.66 and 8,349.98

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Solution

The fourth proportional to 22,392.68, 33,587.66 and 8,349.98 is: 12,524.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,392.68 : 33,587.66 = 8,349.98 : x
  2. Step 2: Convert to fraction form
    22,392.68/33,587.66 = 8,349.98/x
  3. Step 3: Cross multiply
    22,392.68x = 33,587.66 × 8,349.98
  4. Step 4: Simplify right side
    22,392.68x = 280,456,289.25
  5. Step 5: Solve for x
    x = 280,456,289.25/22,392.68
  6. Step 6: Final answer
    x = 12,524.46

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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.