Home / 13,873.69-20,811.14-4,013.97

Finding the Fourth Proportional to 13,873.69, 20,811.14 and 4,013.97

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Solution

The fourth proportional to 13,873.69, 20,811.14 and 4,013.97 is: 6,021.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,873.69 : 20,811.14 = 4,013.97 : x
  2. Step 2: Convert to fraction form
    13,873.69/20,811.14 = 4,013.97/x
  3. Step 3: Cross multiply
    13,873.69x = 20,811.14 × 4,013.97
  4. Step 4: Simplify right side
    13,873.69x = 83,535,291.63
  5. Step 5: Solve for x
    x = 83,535,291.63/13,873.69
  6. Step 6: Final answer
    x = 6,021.13

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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.