Home / 25,156.73-37,734.70-6,436.61

Finding the Fourth Proportional to 25,156.73, 37,734.70 and 6,436.61

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Solution

The fourth proportional to 25,156.73, 37,734.70 and 6,436.61 is: 9,654.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,156.73 : 37,734.70 = 6,436.61 : x
  2. Step 2: Convert to fraction form
    25,156.73/37,734.70 = 6,436.61/x
  3. Step 3: Cross multiply
    25,156.73x = 37,734.70 × 6,436.61
  4. Step 4: Simplify right side
    25,156.73x = 242,883,358.69
  5. Step 5: Solve for x
    x = 242,883,358.69/25,156.73
  6. Step 6: Final answer
    x = 9,654.81

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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.