Home / 25,286.89-37,935.20-9,703.30

Finding the Fourth Proportional to 25,286.89, 37,935.20 and 9,703.30

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Solution

The fourth proportional to 25,286.89, 37,935.20 and 9,703.30 is: 14,556.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,286.89 : 37,935.20 = 9,703.30 : x
  2. Step 2: Convert to fraction form
    25,286.89/37,935.20 = 9,703.30/x
  3. Step 3: Cross multiply
    25,286.89x = 37,935.20 × 9,703.30
  4. Step 4: Simplify right side
    25,286.89x = 368,096,387.97
  5. Step 5: Solve for x
    x = 368,096,387.97/25,286.89
  6. Step 6: Final answer
    x = 14,556.81

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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.