Home / 13,697.08-20,546.54-4,811.33

Finding the Fourth Proportional to 13,697.08, 20,546.54 and 4,811.33

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Solution

The fourth proportional to 13,697.08, 20,546.54 and 4,811.33 is: 7,217.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,697.08 : 20,546.54 = 4,811.33 : x
  2. Step 2: Convert to fraction form
    13,697.08/20,546.54 = 4,811.33/x
  3. Step 3: Cross multiply
    13,697.08x = 20,546.54 × 4,811.33
  4. Step 4: Simplify right side
    13,697.08x = 98,856,211.61
  5. Step 5: Solve for x
    x = 98,856,211.61/13,697.08
  6. Step 6: Final answer
    x = 7,217.32

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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.