Home / 13,761.66-20,633.38-4,996.65

Finding the Fourth Proportional to 13,761.66, 20,633.38 and 4,996.65

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Solution

The fourth proportional to 13,761.66, 20,633.38 and 4,996.65 is: 7,491.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,761.66 : 20,633.38 = 4,996.65 : x
  2. Step 2: Convert to fraction form
    13,761.66/20,633.38 = 4,996.65/x
  3. Step 3: Cross multiply
    13,761.66x = 20,633.38 × 4,996.65
  4. Step 4: Simplify right side
    13,761.66x = 103,097,753.19
  5. Step 5: Solve for x
    x = 103,097,753.19/13,761.66
  6. Step 6: Final answer
    x = 7,491.67

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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.