Home / 13,537.62-20,251.35-11,444.58

Finding the Fourth Proportional to 13,537.62, 20,251.35 and 11,444.58

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Solution

The fourth proportional to 13,537.62, 20,251.35 and 11,444.58 is: 17,120.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,537.62 : 20,251.35 = 11,444.58 : x
  2. Step 2: Convert to fraction form
    13,537.62/20,251.35 = 11,444.58/x
  3. Step 3: Cross multiply
    13,537.62x = 20,251.35 × 11,444.58
  4. Step 4: Simplify right side
    13,537.62x = 231,768,195.18
  5. Step 5: Solve for x
    x = 231,768,195.18/13,537.62
  6. Step 6: Final answer
    x = 17,120.31

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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.