Home / 14,270.56-21,396.72-6,860.27

Finding the Fourth Proportional to 14,270.56, 21,396.72 and 6,860.27

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Solution

The fourth proportional to 14,270.56, 21,396.72 and 6,860.27 is: 10,286.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,270.56 : 21,396.72 = 6,860.27 : x
  2. Step 2: Convert to fraction form
    14,270.56/21,396.72 = 6,860.27/x
  3. Step 3: Cross multiply
    14,270.56x = 21,396.72 × 6,860.27
  4. Step 4: Simplify right side
    14,270.56x = 146,787,276.31
  5. Step 5: Solve for x
    x = 146,787,276.31/14,270.56
  6. Step 6: Final answer
    x = 10,286.02

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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.