Home / 13,814.31-20,727.54-5,050.53

Finding the Fourth Proportional to 13,814.31, 20,727.54 and 5,050.53

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Solution

The fourth proportional to 13,814.31, 20,727.54 and 5,050.53 is: 7,578.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,814.31 : 20,727.54 = 5,050.53 : x
  2. Step 2: Convert to fraction form
    13,814.31/20,727.54 = 5,050.53/x
  3. Step 3: Cross multiply
    13,814.31x = 20,727.54 × 5,050.53
  4. Step 4: Simplify right side
    13,814.31x = 104,685,062.60
  5. Step 5: Solve for x
    x = 104,685,062.60/13,814.31
  6. Step 6: Final answer
    x = 7,578.02

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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.