Home / 13,864.62-20,799.36-6,071.64

Finding the Fourth Proportional to 13,864.62, 20,799.36 and 6,071.64

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Solution

The fourth proportional to 13,864.62, 20,799.36 and 6,071.64 is: 9,108.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,864.62 : 20,799.36 = 6,071.64 : x
  2. Step 2: Convert to fraction form
    13,864.62/20,799.36 = 6,071.64/x
  3. Step 3: Cross multiply
    13,864.62x = 20,799.36 × 6,071.64
  4. Step 4: Simplify right side
    13,864.62x = 126,286,226.15
  5. Step 5: Solve for x
    x = 126,286,226.15/13,864.62
  6. Step 6: Final answer
    x = 9,108.52

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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.