Home / 13,967.82-20,951.73-4,107.18

Finding the Fourth Proportional to 13,967.82, 20,951.73 and 4,107.18

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Solution

The fourth proportional to 13,967.82, 20,951.73 and 4,107.18 is: 6,160.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,967.82 : 20,951.73 = 4,107.18 : x
  2. Step 2: Convert to fraction form
    13,967.82/20,951.73 = 4,107.18/x
  3. Step 3: Cross multiply
    13,967.82x = 20,951.73 × 4,107.18
  4. Step 4: Simplify right side
    13,967.82x = 86,052,526.42
  5. Step 5: Solve for x
    x = 86,052,526.42/13,967.82
  6. Step 6: Final answer
    x = 6,160.77

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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.