Home / 13,517.53-20,276.85-4,638.96

Finding the Fourth Proportional to 13,517.53, 20,276.85 and 4,638.96

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Solution

The fourth proportional to 13,517.53, 20,276.85 and 4,638.96 is: 6,958.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,517.53 : 20,276.85 = 4,638.96 : x
  2. Step 2: Convert to fraction form
    13,517.53/20,276.85 = 4,638.96/x
  3. Step 3: Cross multiply
    13,517.53x = 20,276.85 × 4,638.96
  4. Step 4: Simplify right side
    13,517.53x = 94,063,496.08
  5. Step 5: Solve for x
    x = 94,063,496.08/13,517.53
  6. Step 6: Final answer
    x = 6,958.63

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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.