Home / 14,429.46-21,631.13-5,662.02

Finding the Fourth Proportional to 14,429.46, 21,631.13 and 5,662.02

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Solution

The fourth proportional to 14,429.46, 21,631.13 and 5,662.02 is: 8,487.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,429.46 : 21,631.13 = 5,662.02 : x
  2. Step 2: Convert to fraction form
    14,429.46/21,631.13 = 5,662.02/x
  3. Step 3: Cross multiply
    14,429.46x = 21,631.13 × 5,662.02
  4. Step 4: Simplify right side
    14,429.46x = 122,475,890.68
  5. Step 5: Solve for x
    x = 122,475,890.68/14,429.46
  6. Step 6: Final answer
    x = 8,487.91

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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.