Home / 19,611.10-27,061.25-11,652.24

Finding the Fourth Proportional to 19,611.10, 27,061.25 and 11,652.24

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Solution

The fourth proportional to 19,611.10, 27,061.25 and 11,652.24 is: 16,078.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,611.10 : 27,061.25 = 11,652.24 : x
  2. Step 2: Convert to fraction form
    19,611.10/27,061.25 = 11,652.24/x
  3. Step 3: Cross multiply
    19,611.10x = 27,061.25 × 11,652.24
  4. Step 4: Simplify right side
    19,611.10x = 315,324,179.70
  5. Step 5: Solve for x
    x = 315,324,179.70/19,611.10
  6. Step 6: Final answer
    x = 16,078.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.