Home / 13,610.19-20,415.41-3,750.02

Finding the Fourth Proportional to 13,610.19, 20,415.41 and 3,750.02

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Solution

The fourth proportional to 13,610.19, 20,415.41 and 3,750.02 is: 5,625.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,610.19 : 20,415.41 = 3,750.02 : x
  2. Step 2: Convert to fraction form
    13,610.19/20,415.41 = 3,750.02/x
  3. Step 3: Cross multiply
    13,610.19x = 20,415.41 × 3,750.02
  4. Step 4: Simplify right side
    13,610.19x = 76,558,074.98
  5. Step 5: Solve for x
    x = 76,558,074.98/13,610.19
  6. Step 6: Final answer
    x = 5,625.06

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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.