Home / 13,767.12-20,654.40-5,976.96

Finding the Fourth Proportional to 13,767.12, 20,654.40 and 5,976.96

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Solution

The fourth proportional to 13,767.12, 20,654.40 and 5,976.96 is: 8,967.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,767.12 : 20,654.40 = 5,976.96 : x
  2. Step 2: Convert to fraction form
    13,767.12/20,654.40 = 5,976.96/x
  3. Step 3: Cross multiply
    13,767.12x = 20,654.40 × 5,976.96
  4. Step 4: Simplify right side
    13,767.12x = 123,450,522.62
  5. Step 5: Solve for x
    x = 123,450,522.62/13,767.12
  6. Step 6: Final answer
    x = 8,967.06

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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.