Home / 13,597.87-20,394.44-3,734.80

Finding the Fourth Proportional to 13,597.87, 20,394.44 and 3,734.80

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Solution

The fourth proportional to 13,597.87, 20,394.44 and 3,734.80 is: 5,601.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,597.87 : 20,394.44 = 3,734.80 : x
  2. Step 2: Convert to fraction form
    13,597.87/20,394.44 = 3,734.80/x
  3. Step 3: Cross multiply
    13,597.87x = 20,394.44 × 3,734.80
  4. Step 4: Simplify right side
    13,597.87x = 76,169,112.86
  5. Step 5: Solve for x
    x = 76,169,112.86/13,597.87
  6. Step 6: Final answer
    x = 5,601.55

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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.