Home / 23,072.28-34,635.84-19,419.96

Finding the Fourth Proportional to 23,072.28, 34,635.84 and 19,419.96

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Solution

The fourth proportional to 23,072.28, 34,635.84 and 19,419.96 is: 29,153.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,072.28 : 34,635.84 = 19,419.96 : x
  2. Step 2: Convert to fraction form
    23,072.28/34,635.84 = 19,419.96/x
  3. Step 3: Cross multiply
    23,072.28x = 34,635.84 × 19,419.96
  4. Step 4: Simplify right side
    23,072.28x = 672,626,627.37
  5. Step 5: Solve for x
    x = 672,626,627.37/23,072.28
  6. Step 6: Final answer
    x = 29,153.02

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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.