Home / 25,961.89-38,949.33-7,493.89

Finding the Fourth Proportional to 25,961.89, 38,949.33 and 7,493.89

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Solution

The fourth proportional to 25,961.89, 38,949.33 and 7,493.89 is: 11,242.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,961.89 : 38,949.33 = 7,493.89 : x
  2. Step 2: Convert to fraction form
    25,961.89/38,949.33 = 7,493.89/x
  3. Step 3: Cross multiply
    25,961.89x = 38,949.33 × 7,493.89
  4. Step 4: Simplify right side
    25,961.89x = 291,881,994.59
  5. Step 5: Solve for x
    x = 291,881,994.59/25,961.89
  6. Step 6: Final answer
    x = 11,242.71

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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.