Home / 14,528.28-21,800.28-11,247.78

Finding the Fourth Proportional to 14,528.28, 21,800.28 and 11,247.78

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Solution

The fourth proportional to 14,528.28, 21,800.28 and 11,247.78 is: 16,877.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,528.28 : 21,800.28 = 11,247.78 : x
  2. Step 2: Convert to fraction form
    14,528.28/21,800.28 = 11,247.78/x
  3. Step 3: Cross multiply
    14,528.28x = 21,800.28 × 11,247.78
  4. Step 4: Simplify right side
    14,528.28x = 245,204,753.38
  5. Step 5: Solve for x
    x = 245,204,753.38/14,528.28
  6. Step 6: Final answer
    x = 16,877.76

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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.