Home / 71,634.04-107,450.94-19,043.52

Finding the Fourth Proportional to 71,634.04, 107,450.94 and 19,043.52

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Solution

The fourth proportional to 71,634.04, 107,450.94 and 19,043.52 is: 28,565.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,634.04 : 107,450.94 = 19,043.52 : x
  2. Step 2: Convert to fraction form
    71,634.04/107,450.94 = 19,043.52/x
  3. Step 3: Cross multiply
    71,634.04x = 107,450.94 × 19,043.52
  4. Step 4: Simplify right side
    71,634.04x = 2,046,244,124.91
  5. Step 5: Solve for x
    x = 2,046,244,124.91/71,634.04
  6. Step 6: Final answer
    x = 28,565.25

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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.