Home / 55,317.14-82,976.02-13,764.14

Finding the Fourth Proportional to 55,317.14, 82,976.02 and 13,764.14

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Solution

The fourth proportional to 55,317.14, 82,976.02 and 13,764.14 is: 20,646.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,317.14 : 82,976.02 = 13,764.14 : x
  2. Step 2: Convert to fraction form
    55,317.14/82,976.02 = 13,764.14/x
  3. Step 3: Cross multiply
    55,317.14x = 82,976.02 × 13,764.14
  4. Step 4: Simplify right side
    55,317.14x = 1,142,093,555.92
  5. Step 5: Solve for x
    x = 1,142,093,555.92/55,317.14
  6. Step 6: Final answer
    x = 20,646.29

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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.