Home / 13,769.29-20,652.18-4,410.28

Finding the Fourth Proportional to 13,769.29, 20,652.18 and 4,410.28

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Solution

The fourth proportional to 13,769.29, 20,652.18 and 4,410.28 is: 6,614.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,769.29 : 20,652.18 = 4,410.28 : x
  2. Step 2: Convert to fraction form
    13,769.29/20,652.18 = 4,410.28/x
  3. Step 3: Cross multiply
    13,769.29x = 20,652.18 × 4,410.28
  4. Step 4: Simplify right side
    13,769.29x = 91,081,896.41
  5. Step 5: Solve for x
    x = 91,081,896.41/13,769.29
  6. Step 6: Final answer
    x = 6,614.86

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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.