Home / 38,961.30-58,355.55-15,575.70

Finding the Fourth Proportional to 38,961.30, 58,355.55 and 15,575.70

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Solution

The fourth proportional to 38,961.30, 58,355.55 and 15,575.70 is: 23,329.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,961.30 : 58,355.55 = 15,575.70 : x
  2. Step 2: Convert to fraction form
    38,961.30/58,355.55 = 15,575.70/x
  3. Step 3: Cross multiply
    38,961.30x = 58,355.55 × 15,575.70
  4. Step 4: Simplify right side
    38,961.30x = 908,928,540.14
  5. Step 5: Solve for x
    x = 908,928,540.14/38,961.30
  6. Step 6: Final answer
    x = 23,329.01

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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.