Home / 13,453.92-20,188.17-5,662.53

Finding the Fourth Proportional to 13,453.92, 20,188.17 and 5,662.53

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Solution

The fourth proportional to 13,453.92, 20,188.17 and 5,662.53 is: 8,496.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,453.92 : 20,188.17 = 5,662.53 : x
  2. Step 2: Convert to fraction form
    13,453.92/20,188.17 = 5,662.53/x
  3. Step 3: Cross multiply
    13,453.92x = 20,188.17 × 5,662.53
  4. Step 4: Simplify right side
    13,453.92x = 114,316,118.27
  5. Step 5: Solve for x
    x = 114,316,118.27/13,453.92
  6. Step 6: Final answer
    x = 8,496.86

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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.