Home / 22,787.81-34,132.51-22,230.13

Finding the Fourth Proportional to 22,787.81, 34,132.51 and 22,230.13

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Solution

The fourth proportional to 22,787.81, 34,132.51 and 22,230.13 is: 33,297.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,787.81 : 34,132.51 = 22,230.13 : x
  2. Step 2: Convert to fraction form
    22,787.81/34,132.51 = 22,230.13/x
  3. Step 3: Cross multiply
    22,787.81x = 34,132.51 × 22,230.13
  4. Step 4: Simplify right side
    22,787.81x = 758,769,993.62
  5. Step 5: Solve for x
    x = 758,769,993.62/22,787.81
  6. Step 6: Final answer
    x = 33,297.18

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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.