Home / 18,513.30-27,772.98-5,863.92

Finding the Fourth Proportional to 18,513.30, 27,772.98 and 5,863.92

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Solution

The fourth proportional to 18,513.30, 27,772.98 and 5,863.92 is: 8,796.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,513.30 : 27,772.98 = 5,863.92 : x
  2. Step 2: Convert to fraction form
    18,513.30/27,772.98 = 5,863.92/x
  3. Step 3: Cross multiply
    18,513.30x = 27,772.98 × 5,863.92
  4. Step 4: Simplify right side
    18,513.30x = 162,858,532.88
  5. Step 5: Solve for x
    x = 162,858,532.88/18,513.30
  6. Step 6: Final answer
    x = 8,796.84

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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.