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Finding the Fourth Proportional to 22,396.42, 33,602.19 and 9,914.73

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Solution

The fourth proportional to 22,396.42, 33,602.19 and 9,914.73 is: 14,875.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,396.42 : 33,602.19 = 9,914.73 : x
  2. Step 2: Convert to fraction form
    22,396.42/33,602.19 = 9,914.73/x
  3. Step 3: Cross multiply
    22,396.42x = 33,602.19 × 9,914.73
  4. Step 4: Simplify right side
    22,396.42x = 333,156,641.26
  5. Step 5: Solve for x
    x = 333,156,641.26/22,396.42
  6. Step 6: Final answer
    x = 14,875.44

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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.