Home / 38,012.49-57,028.11-13,052.91

Finding the Fourth Proportional to 38,012.49, 57,028.11 and 13,052.91

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Solution

The fourth proportional to 38,012.49, 57,028.11 and 13,052.91 is: 19,582.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,012.49 : 57,028.11 = 13,052.91 : x
  2. Step 2: Convert to fraction form
    38,012.49/57,028.11 = 13,052.91/x
  3. Step 3: Cross multiply
    38,012.49x = 57,028.11 × 13,052.91
  4. Step 4: Simplify right side
    38,012.49x = 744,382,787.30
  5. Step 5: Solve for x
    x = 744,382,787.30/38,012.49
  6. Step 6: Final answer
    x = 19,582.58

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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.