Home / 22,119.79-33,193.31-8,972.27

Finding the Fourth Proportional to 22,119.79, 33,193.31 and 8,972.27

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Solution

The fourth proportional to 22,119.79, 33,193.31 and 8,972.27 is: 13,463.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,119.79 : 33,193.31 = 8,972.27 : x
  2. Step 2: Convert to fraction form
    22,119.79/33,193.31 = 8,972.27/x
  3. Step 3: Cross multiply
    22,119.79x = 33,193.31 × 8,972.27
  4. Step 4: Simplify right side
    22,119.79x = 297,819,361.94
  5. Step 5: Solve for x
    x = 297,819,361.94/22,119.79
  6. Step 6: Final answer
    x = 13,463.94

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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.