Home / 13,932.61-20,894.05-6,137.17

Finding the Fourth Proportional to 13,932.61, 20,894.05 and 6,137.17

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Solution

The fourth proportional to 13,932.61, 20,894.05 and 6,137.17 is: 9,203.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,932.61 : 20,894.05 = 6,137.17 : x
  2. Step 2: Convert to fraction form
    13,932.61/20,894.05 = 6,137.17/x
  3. Step 3: Cross multiply
    13,932.61x = 20,894.05 × 6,137.17
  4. Step 4: Simplify right side
    13,932.61x = 128,230,292.27
  5. Step 5: Solve for x
    x = 128,230,292.27/13,932.61
  6. Step 6: Final answer
    x = 9,203.61

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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.