Home / 13,564.97-20,347.32-3,704.25

Finding the Fourth Proportional to 13,564.97, 20,347.32 and 3,704.25

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Solution

The fourth proportional to 13,564.97, 20,347.32 and 3,704.25 is: 5,556.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,564.97 : 20,347.32 = 3,704.25 : x
  2. Step 2: Convert to fraction form
    13,564.97/20,347.32 = 3,704.25/x
  3. Step 3: Cross multiply
    13,564.97x = 20,347.32 × 3,704.25
  4. Step 4: Simplify right side
    13,564.97x = 75,371,515.01
  5. Step 5: Solve for x
    x = 75,371,515.01/13,564.97
  6. Step 6: Final answer
    x = 5,556.34

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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.