Home / 13,922.46-20,883.78-3,534.24

Finding the Fourth Proportional to 13,922.46, 20,883.78 and 3,534.24

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Solution

The fourth proportional to 13,922.46, 20,883.78 and 3,534.24 is: 5,301.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,922.46 : 20,883.78 = 3,534.24 : x
  2. Step 2: Convert to fraction form
    13,922.46/20,883.78 = 3,534.24/x
  3. Step 3: Cross multiply
    13,922.46x = 20,883.78 × 3,534.24
  4. Step 4: Simplify right side
    13,922.46x = 73,808,290.63
  5. Step 5: Solve for x
    x = 73,808,290.63/13,922.46
  6. Step 6: Final answer
    x = 5,301.38

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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.