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Finding the Fourth Proportional to 25,950.97, 38,943.01 and 9,310.63

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Solution

The fourth proportional to 25,950.97, 38,943.01 and 9,310.63 is: 13,971.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,950.97 : 38,943.01 = 9,310.63 : x
  2. Step 2: Convert to fraction form
    25,950.97/38,943.01 = 9,310.63/x
  3. Step 3: Cross multiply
    25,950.97x = 38,943.01 × 9,310.63
  4. Step 4: Simplify right side
    25,950.97x = 362,583,957.20
  5. Step 5: Solve for x
    x = 362,583,957.20/25,950.97
  6. Step 6: Final answer
    x = 13,971.88

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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.