Home / 13,463.35-20,195.04-6,441.71

Finding the Fourth Proportional to 13,463.35, 20,195.04 and 6,441.71

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Solution

The fourth proportional to 13,463.35, 20,195.04 and 6,441.71 is: 9,662.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,463.35 : 20,195.04 = 6,441.71 : x
  2. Step 2: Convert to fraction form
    13,463.35/20,195.04 = 6,441.71/x
  3. Step 3: Cross multiply
    13,463.35x = 20,195.04 × 6,441.71
  4. Step 4: Simplify right side
    13,463.35x = 130,090,591.12
  5. Step 5: Solve for x
    x = 130,090,591.12/13,463.35
  6. Step 6: Final answer
    x = 9,662.57

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Double scale
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Similar ratio
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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.