Home / 14,286.92-21,444.18-6,896.58

Finding the Fourth Proportional to 14,286.92, 21,444.18 and 6,896.58

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Solution

The fourth proportional to 14,286.92, 21,444.18 and 6,896.58 is: 10,351.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,286.92 : 21,444.18 = 6,896.58 : x
  2. Step 2: Convert to fraction form
    14,286.92/21,444.18 = 6,896.58/x
  3. Step 3: Cross multiply
    14,286.92x = 21,444.18 × 6,896.58
  4. Step 4: Simplify right side
    14,286.92x = 147,891,502.90
  5. Step 5: Solve for x
    x = 147,891,502.90/14,286.92
  6. Step 6: Final answer
    x = 10,351.54

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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.