Home / 14,253.92-21,379.26-3,864.88

Finding the Fourth Proportional to 14,253.92, 21,379.26 and 3,864.88

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Solution

The fourth proportional to 14,253.92, 21,379.26 and 3,864.88 is: 5,796.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,253.92 : 21,379.26 = 3,864.88 : x
  2. Step 2: Convert to fraction form
    14,253.92/21,379.26 = 3,864.88/x
  3. Step 3: Cross multiply
    14,253.92x = 21,379.26 × 3,864.88
  4. Step 4: Simplify right side
    14,253.92x = 82,628,274.39
  5. Step 5: Solve for x
    x = 82,628,274.39/14,253.92
  6. Step 6: Final answer
    x = 5,796.88

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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.