Home / 19,406.08-29,084.78-8,299.73

Finding the Fourth Proportional to 19,406.08, 29,084.78 and 8,299.73

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Solution

The fourth proportional to 19,406.08, 29,084.78 and 8,299.73 is: 12,439.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,406.08 : 29,084.78 = 8,299.73 : x
  2. Step 2: Convert to fraction form
    19,406.08/29,084.78 = 8,299.73/x
  3. Step 3: Cross multiply
    19,406.08x = 29,084.78 × 8,299.73
  4. Step 4: Simplify right side
    19,406.08x = 241,395,821.11
  5. Step 5: Solve for x
    x = 241,395,821.11/19,406.08
  6. Step 6: Final answer
    x = 12,439.19

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1.5x scale

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.