Home / 13,022.86-19,534.25-3,162.13

Finding the Fourth Proportional to 13,022.86, 19,534.25 and 3,162.13

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Solution

The fourth proportional to 13,022.86, 19,534.25 and 3,162.13 is: 4,743.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,022.86 : 19,534.25 = 3,162.13 : x
  2. Step 2: Convert to fraction form
    13,022.86/19,534.25 = 3,162.13/x
  3. Step 3: Cross multiply
    13,022.86x = 19,534.25 × 3,162.13
  4. Step 4: Simplify right side
    13,022.86x = 61,769,920.21
  5. Step 5: Solve for x
    x = 61,769,920.21/13,022.86
  6. Step 6: Final answer
    x = 4,743.19

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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.