Home / 13,764.13-20,633.66-4,996.99

Finding the Fourth Proportional to 13,764.13, 20,633.66 and 4,996.99

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Solution

The fourth proportional to 13,764.13, 20,633.66 and 4,996.99 is: 7,490.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,764.13 : 20,633.66 = 4,996.99 : x
  2. Step 2: Convert to fraction form
    13,764.13/20,633.66 = 4,996.99/x
  3. Step 3: Cross multiply
    13,764.13x = 20,633.66 × 4,996.99
  4. Step 4: Simplify right side
    13,764.13x = 103,106,226.28
  5. Step 5: Solve for x
    x = 103,106,226.28/13,764.13
  6. Step 6: Final answer
    x = 7,490.94

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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.