Home / 23,112.68-31,896.45-14,611.73

Finding the Fourth Proportional to 23,112.68, 31,896.45 and 14,611.73

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Solution

The fourth proportional to 23,112.68, 31,896.45 and 14,611.73 is: 20,164.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,112.68 : 31,896.45 = 14,611.73 : x
  2. Step 2: Convert to fraction form
    23,112.68/31,896.45 = 14,611.73/x
  3. Step 3: Cross multiply
    23,112.68x = 31,896.45 × 14,611.73
  4. Step 4: Simplify right side
    23,112.68x = 466,062,155.88
  5. Step 5: Solve for x
    x = 466,062,155.88/23,112.68
  6. Step 6: Final answer
    x = 20,164.79

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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.