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Finding the Fourth Proportional to 22,241.32, 33,400.15 and 19,748.14

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Solution

The fourth proportional to 22,241.32, 33,400.15 and 19,748.14 is: 29,656.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,241.32 : 33,400.15 = 19,748.14 : x
  2. Step 2: Convert to fraction form
    22,241.32/33,400.15 = 19,748.14/x
  3. Step 3: Cross multiply
    22,241.32x = 33,400.15 × 19,748.14
  4. Step 4: Simplify right side
    22,241.32x = 659,590,838.22
  5. Step 5: Solve for x
    x = 659,590,838.22/22,241.32
  6. Step 6: Final answer
    x = 29,656.10

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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.