Home / 48,787.38-73,205.64-19,226.43

Finding the Fourth Proportional to 48,787.38, 73,205.64 and 19,226.43

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Solution

The fourth proportional to 48,787.38, 73,205.64 and 19,226.43 is: 28,849.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,787.38 : 73,205.64 = 19,226.43 : x
  2. Step 2: Convert to fraction form
    48,787.38/73,205.64 = 19,226.43/x
  3. Step 3: Cross multiply
    48,787.38x = 73,205.64 × 19,226.43
  4. Step 4: Simplify right side
    48,787.38x = 1,407,483,113.07
  5. Step 5: Solve for x
    x = 1,407,483,113.07/48,787.38
  6. Step 6: Final answer
    x = 28,849.33

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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.