Home / 13,704.14-20,556.05-4,344.15

Finding the Fourth Proportional to 13,704.14, 20,556.05 and 4,344.15

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Solution

The fourth proportional to 13,704.14, 20,556.05 and 4,344.15 is: 6,516.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,704.14 : 20,556.05 = 4,344.15 : x
  2. Step 2: Convert to fraction form
    13,704.14/20,556.05 = 4,344.15/x
  3. Step 3: Cross multiply
    13,704.14x = 20,556.05 × 4,344.15
  4. Step 4: Simplify right side
    13,704.14x = 89,298,564.61
  5. Step 5: Solve for x
    x = 89,298,564.61/13,704.14
  6. Step 6: Final answer
    x = 6,516.18

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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.