Home / 13,340.97-20,024.01-6,771.87

Finding the Fourth Proportional to 13,340.97, 20,024.01 and 6,771.87

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Solution

The fourth proportional to 13,340.97, 20,024.01 and 6,771.87 is: 10,164.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,340.97 : 20,024.01 = 6,771.87 : x
  2. Step 2: Convert to fraction form
    13,340.97/20,024.01 = 6,771.87/x
  3. Step 3: Cross multiply
    13,340.97x = 20,024.01 × 6,771.87
  4. Step 4: Simplify right side
    13,340.97x = 135,599,992.60
  5. Step 5: Solve for x
    x = 135,599,992.60/13,340.97
  6. Step 6: Final answer
    x = 10,164.18

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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.