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Finding the Fourth Proportional to 26,108, 36,029.08 and 14,930.24

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Solution

The fourth proportional to 26,108, 36,029.08 and 14,930.24 is: 20,603.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,108 : 36,029.08 = 14,930.24 : x
  2. Step 2: Convert to fraction form
    26,108/36,029.08 = 14,930.24/x
  3. Step 3: Cross multiply
    26,108x = 36,029.08 × 14,930.24
  4. Step 4: Simplify right side
    26,108x = 537,922,811.38
  5. Step 5: Solve for x
    x = 537,922,811.38/26,108
  6. Step 6: Final answer
    x = 20,603.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.