Home / 57,787.04-79,744.31-33,913.20

Finding the Fourth Proportional to 57,787.04, 79,744.31 and 33,913.20

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Solution

The fourth proportional to 57,787.04, 79,744.31 and 33,913.20 is: 46,799.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,787.04 : 79,744.31 = 33,913.20 : x
  2. Step 2: Convert to fraction form
    57,787.04/79,744.31 = 33,913.20/x
  3. Step 3: Cross multiply
    57,787.04x = 79,744.31 × 33,913.20
  4. Step 4: Simplify right side
    57,787.04x = 2,704,384,990.54
  5. Step 5: Solve for x
    x = 2,704,384,990.54/57,787.04
  6. Step 6: Final answer
    x = 46,799.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.