Home / 21,996.85-32,994.81-5,356.97

Finding the Fourth Proportional to 21,996.85, 32,994.81 and 5,356.97

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Solution

The fourth proportional to 21,996.85, 32,994.81 and 5,356.97 is: 8,035.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,996.85 : 32,994.81 = 5,356.97 : x
  2. Step 2: Convert to fraction form
    21,996.85/32,994.81 = 5,356.97/x
  3. Step 3: Cross multiply
    21,996.85x = 32,994.81 × 5,356.97
  4. Step 4: Simplify right side
    21,996.85x = 176,752,207.33
  5. Step 5: Solve for x
    x = 176,752,207.33/21,996.85
  6. Step 6: Final answer
    x = 8,035.34

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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.