Home / 13,850.61-20,775.96-3,462.36

Finding the Fourth Proportional to 13,850.61, 20,775.96 and 3,462.36

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Solution

The fourth proportional to 13,850.61, 20,775.96 and 3,462.36 is: 5,193.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,850.61 : 20,775.96 = 3,462.36 : x
  2. Step 2: Convert to fraction form
    13,850.61/20,775.96 = 3,462.36/x
  3. Step 3: Cross multiply
    13,850.61x = 20,775.96 × 3,462.36
  4. Step 4: Simplify right side
    13,850.61x = 71,933,852.87
  5. Step 5: Solve for x
    x = 71,933,852.87/13,850.61
  6. Step 6: Final answer
    x = 5,193.55

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1.5x scale

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.