Home / 14,286.56-21,443.66-6,896.22

Finding the Fourth Proportional to 14,286.56, 21,443.66 and 6,896.22

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Solution

The fourth proportional to 14,286.56, 21,443.66 and 6,896.22 is: 10,351.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,286.56 : 21,443.66 = 6,896.22 : x
  2. Step 2: Convert to fraction form
    14,286.56/21,443.66 = 6,896.22/x
  3. Step 3: Cross multiply
    14,286.56x = 21,443.66 × 6,896.22
  4. Step 4: Simplify right side
    14,286.56x = 147,880,196.97
  5. Step 5: Solve for x
    x = 147,880,196.97/14,286.56
  6. Step 6: Final answer
    x = 10,351.00

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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.