Home / 14,203.60-21,306.97-3,816.16

Finding the Fourth Proportional to 14,203.60, 21,306.97 and 3,816.16

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Solution

The fourth proportional to 14,203.60, 21,306.97 and 3,816.16 is: 5,724.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,203.60 : 21,306.97 = 3,816.16 : x
  2. Step 2: Convert to fraction form
    14,203.60/21,306.97 = 3,816.16/x
  3. Step 3: Cross multiply
    14,203.60x = 21,306.97 × 3,816.16
  4. Step 4: Simplify right side
    14,203.60x = 81,310,806.64
  5. Step 5: Solve for x
    x = 81,310,806.64/14,203.60
  6. Step 6: Final answer
    x = 5,724.66

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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.