Home / 43,040.20-64,440.54-21,934.73

Finding the Fourth Proportional to 43,040.20, 64,440.54 and 21,934.73

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Solution

The fourth proportional to 43,040.20, 64,440.54 and 21,934.73 is: 32,841.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,040.20 : 64,440.54 = 21,934.73 : x
  2. Step 2: Convert to fraction form
    43,040.20/64,440.54 = 21,934.73/x
  3. Step 3: Cross multiply
    43,040.20x = 64,440.54 × 21,934.73
  4. Step 4: Simplify right side
    43,040.20x = 1,413,485,845.95
  5. Step 5: Solve for x
    x = 1,413,485,845.95/43,040.20
  6. Step 6: Final answer
    x = 32,841.06

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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.