Home / 23,900.62-35,836.08-20,809.66

Finding the Fourth Proportional to 23,900.62, 35,836.08 and 20,809.66

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Solution

The fourth proportional to 23,900.62, 35,836.08 and 20,809.66 is: 31,201.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,900.62 : 35,836.08 = 20,809.66 : x
  2. Step 2: Convert to fraction form
    23,900.62/35,836.08 = 20,809.66/x
  3. Step 3: Cross multiply
    23,900.62x = 35,836.08 × 20,809.66
  4. Step 4: Simplify right side
    23,900.62x = 745,736,640.53
  5. Step 5: Solve for x
    x = 745,736,640.53/23,900.62
  6. Step 6: Final answer
    x = 31,201.56

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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.