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Finding the Fourth Proportional to 45,658.44, 68,468.22 and 17,937

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Solution

The fourth proportional to 45,658.44, 68,468.22 and 17,937 is: 26,897.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,658.44 : 68,468.22 = 17,937 : x
  2. Step 2: Convert to fraction form
    45,658.44/68,468.22 = 17,937/x
  3. Step 3: Cross multiply
    45,658.44x = 68,468.22 × 17,937
  4. Step 4: Simplify right side
    45,658.44x = 1,228,114,462.14
  5. Step 5: Solve for x
    x = 1,228,114,462.14/45,658.44
  6. Step 6: Final answer
    x = 26,897.86

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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.