Home / 38,855.89-58,283.82-25,705.21

Finding the Fourth Proportional to 38,855.89, 58,283.82 and 25,705.21

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Solution

The fourth proportional to 38,855.89, 58,283.82 and 25,705.21 is: 38,557.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,855.89 : 58,283.82 = 25,705.21 : x
  2. Step 2: Convert to fraction form
    38,855.89/58,283.82 = 25,705.21/x
  3. Step 3: Cross multiply
    38,855.89x = 58,283.82 × 25,705.21
  4. Step 4: Simplify right side
    38,855.89x = 1,498,197,832.70
  5. Step 5: Solve for x
    x = 1,498,197,832.70/38,855.89
  6. Step 6: Final answer
    x = 38,557.81

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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.