Home / 13,023.86-19,535.75-3,163.13

Finding the Fourth Proportional to 13,023.86, 19,535.75 and 3,163.13

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Solution

The fourth proportional to 13,023.86, 19,535.75 and 3,163.13 is: 4,744.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,023.86 : 19,535.75 = 3,163.13 : x
  2. Step 2: Convert to fraction form
    13,023.86/19,535.75 = 3,163.13/x
  3. Step 3: Cross multiply
    13,023.86x = 19,535.75 × 3,163.13
  4. Step 4: Simplify right side
    13,023.86x = 61,794,116.90
  5. Step 5: Solve for x
    x = 61,794,116.90/13,023.86
  6. Step 6: Final answer
    x = 4,744.69

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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.