Home / 13,101.85-19,649.73-3,741.62

Finding the Fourth Proportional to 13,101.85, 19,649.73 and 3,741.62

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Solution

The fourth proportional to 13,101.85, 19,649.73 and 3,741.62 is: 5,611.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,101.85 : 19,649.73 = 3,741.62 : x
  2. Step 2: Convert to fraction form
    13,101.85/19,649.73 = 3,741.62/x
  3. Step 3: Cross multiply
    13,101.85x = 19,649.73 × 3,741.62
  4. Step 4: Simplify right side
    13,101.85x = 73,521,822.76
  5. Step 5: Solve for x
    x = 73,521,822.76/13,101.85
  6. Step 6: Final answer
    x = 5,611.56

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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.