Home / 13,395.72-20,092.53-5,074.98

Finding the Fourth Proportional to 13,395.72, 20,092.53 and 5,074.98

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Solution

The fourth proportional to 13,395.72, 20,092.53 and 5,074.98 is: 7,612.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,395.72 : 20,092.53 = 5,074.98 : x
  2. Step 2: Convert to fraction form
    13,395.72/20,092.53 = 5,074.98/x
  3. Step 3: Cross multiply
    13,395.72x = 20,092.53 × 5,074.98
  4. Step 4: Simplify right side
    13,395.72x = 101,969,187.90
  5. Step 5: Solve for x
    x = 101,969,187.90/13,395.72
  6. Step 6: Final answer
    x = 7,612.07

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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.