Home / 43,093.75-64,644.41-11,929.27

Finding the Fourth Proportional to 43,093.75, 64,644.41 and 11,929.27

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Solution

The fourth proportional to 43,093.75, 64,644.41 and 11,929.27 is: 17,894.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,093.75 : 64,644.41 = 11,929.27 : x
  2. Step 2: Convert to fraction form
    43,093.75/64,644.41 = 11,929.27/x
  3. Step 3: Cross multiply
    43,093.75x = 64,644.41 × 11,929.27
  4. Step 4: Simplify right side
    43,093.75x = 771,160,620.88
  5. Step 5: Solve for x
    x = 771,160,620.88/43,093.75
  6. Step 6: Final answer
    x = 17,894.95

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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.