Home / 13,396.10-20,096.67-5,391.48

Finding the Fourth Proportional to 13,396.10, 20,096.67 and 5,391.48

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Solution

The fourth proportional to 13,396.10, 20,096.67 and 5,391.48 is: 8,088.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,396.10 : 20,096.67 = 5,391.48 : x
  2. Step 2: Convert to fraction form
    13,396.10/20,096.67 = 5,391.48/x
  3. Step 3: Cross multiply
    13,396.10x = 20,096.67 × 5,391.48
  4. Step 4: Simplify right side
    13,396.10x = 108,350,794.37
  5. Step 5: Solve for x
    x = 108,350,794.37/13,396.10
  6. Step 6: Final answer
    x = 8,088.23

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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.