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Finding the Fourth Proportional to 17,361.52, 26,043.63 and 4,882.57

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Solution

The fourth proportional to 17,361.52, 26,043.63 and 4,882.57 is: 7,324.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,361.52 : 26,043.63 = 4,882.57 : x
  2. Step 2: Convert to fraction form
    17,361.52/26,043.63 = 4,882.57/x
  3. Step 3: Cross multiply
    17,361.52x = 26,043.63 × 4,882.57
  4. Step 4: Simplify right side
    17,361.52x = 127,159,846.53
  5. Step 5: Solve for x
    x = 127,159,846.53/17,361.52
  6. Step 6: Final answer
    x = 7,324.23

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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.