Home / 14,164.62-21,227.78-5,394.75

Finding the Fourth Proportional to 14,164.62, 21,227.78 and 5,394.75

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Solution

The fourth proportional to 14,164.62, 21,227.78 and 5,394.75 is: 8,084.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,164.62 : 21,227.78 = 5,394.75 : x
  2. Step 2: Convert to fraction form
    14,164.62/21,227.78 = 5,394.75/x
  3. Step 3: Cross multiply
    14,164.62x = 21,227.78 × 5,394.75
  4. Step 4: Simplify right side
    14,164.62x = 114,518,566.16
  5. Step 5: Solve for x
    x = 114,518,566.16/14,164.62
  6. Step 6: Final answer
    x = 8,084.83

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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.