Home / 13,993.35-20,993.86-4,132.62

Finding the Fourth Proportional to 13,993.35, 20,993.86 and 4,132.62

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Solution

The fourth proportional to 13,993.35, 20,993.86 and 4,132.62 is: 6,200.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,993.35 : 20,993.86 = 4,132.62 : x
  2. Step 2: Convert to fraction form
    13,993.35/20,993.86 = 4,132.62/x
  3. Step 3: Cross multiply
    13,993.35x = 20,993.86 × 4,132.62
  4. Step 4: Simplify right side
    13,993.35x = 86,759,635.38
  5. Step 5: Solve for x
    x = 86,759,635.38/13,993.35
  6. Step 6: Final answer
    x = 6,200.06

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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.