Home / 29,106.78-43,660.40-15,951.96

Finding the Fourth Proportional to 29,106.78, 43,660.40 and 15,951.96

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Solution

The fourth proportional to 29,106.78, 43,660.40 and 15,951.96 is: 23,928.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,106.78 : 43,660.40 = 15,951.96 : x
  2. Step 2: Convert to fraction form
    29,106.78/43,660.40 = 15,951.96/x
  3. Step 3: Cross multiply
    29,106.78x = 43,660.40 × 15,951.96
  4. Step 4: Simplify right side
    29,106.78x = 696,468,954.38
  5. Step 5: Solve for x
    x = 696,468,954.38/29,106.78
  6. Step 6: Final answer
    x = 23,928.07

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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.