Home / 38,276.87-57,426.97-19,570.04

Finding the Fourth Proportional to 38,276.87, 57,426.97 and 19,570.04

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Solution

The fourth proportional to 38,276.87, 57,426.97 and 19,570.04 is: 29,361.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,276.87 : 57,426.97 = 19,570.04 : x
  2. Step 2: Convert to fraction form
    38,276.87/57,426.97 = 19,570.04/x
  3. Step 3: Cross multiply
    38,276.87x = 57,426.97 × 19,570.04
  4. Step 4: Simplify right side
    38,276.87x = 1,123,848,043.48
  5. Step 5: Solve for x
    x = 1,123,848,043.48/38,276.87
  6. Step 6: Final answer
    x = 29,361.03

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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.