Home / 13,537.12-20,304.12-3,542.83

Finding the Fourth Proportional to 13,537.12, 20,304.12 and 3,542.83

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Solution

The fourth proportional to 13,537.12, 20,304.12 and 3,542.83 is: 5,313.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,537.12 : 20,304.12 = 3,542.83 : x
  2. Step 2: Convert to fraction form
    13,537.12/20,304.12 = 3,542.83/x
  3. Step 3: Cross multiply
    13,537.12x = 20,304.12 × 3,542.83
  4. Step 4: Simplify right side
    13,537.12x = 71,934,023.75
  5. Step 5: Solve for x
    x = 71,934,023.75/13,537.12
  6. Step 6: Final answer
    x = 5,313.84

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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.