Home / 23,293.52-34,874.66-20,931.56

Finding the Fourth Proportional to 23,293.52, 34,874.66 and 20,931.56

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Solution

The fourth proportional to 23,293.52, 34,874.66 and 20,931.56 is: 31,338.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,293.52 : 34,874.66 = 20,931.56 : x
  2. Step 2: Convert to fraction form
    23,293.52/34,874.66 = 20,931.56/x
  3. Step 3: Cross multiply
    23,293.52x = 34,874.66 × 20,931.56
  4. Step 4: Simplify right side
    23,293.52x = 729,980,837.73
  5. Step 5: Solve for x
    x = 729,980,837.73/23,293.52
  6. Step 6: Final answer
    x = 31,338.37

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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.