Home / 13,023.84-19,535.49-3,163.17

Finding the Fourth Proportional to 13,023.84, 19,535.49 and 3,163.17

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Solution

The fourth proportional to 13,023.84, 19,535.49 and 3,163.17 is: 4,744.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,023.84 : 19,535.49 = 3,163.17 : x
  2. Step 2: Convert to fraction form
    13,023.84/19,535.49 = 3,163.17/x
  3. Step 3: Cross multiply
    13,023.84x = 19,535.49 × 3,163.17
  4. Step 4: Simplify right side
    13,023.84x = 61,794,075.90
  5. Step 5: Solve for x
    x = 61,794,075.90/13,023.84
  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.