Home / 13,323.20-19,983.04-3,463.16

Finding the Fourth Proportional to 13,323.20, 19,983.04 and 3,463.16

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Solution

The fourth proportional to 13,323.20, 19,983.04 and 3,463.16 is: 5,194.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,323.20 : 19,983.04 = 3,463.16 : x
  2. Step 2: Convert to fraction form
    13,323.20/19,983.04 = 3,463.16/x
  3. Step 3: Cross multiply
    13,323.20x = 19,983.04 × 3,463.16
  4. Step 4: Simplify right side
    13,323.20x = 69,204,464.81
  5. Step 5: Solve for x
    x = 69,204,464.81/13,323.20
  6. Step 6: Final answer
    x = 5,194.28

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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.