Home / 15,795.78-23,669.91-11,408.82

Finding the Fourth Proportional to 15,795.78, 23,669.91 and 11,408.82

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Solution

The fourth proportional to 15,795.78, 23,669.91 and 11,408.82 is: 17,096.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,795.78 : 23,669.91 = 11,408.82 : x
  2. Step 2: Convert to fraction form
    15,795.78/23,669.91 = 11,408.82/x
  3. Step 3: Cross multiply
    15,795.78x = 23,669.91 × 11,408.82
  4. Step 4: Simplify right side
    15,795.78x = 270,045,742.61
  5. Step 5: Solve for x
    x = 270,045,742.61/15,795.78
  6. Step 6: Final answer
    x = 17,096.07

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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.