Home / 52,385.91-78,571.18-17,326.07

Finding the Fourth Proportional to 52,385.91, 78,571.18 and 17,326.07

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Solution

The fourth proportional to 52,385.91, 78,571.18 and 17,326.07 is: 25,986.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,385.91 : 78,571.18 = 17,326.07 : x
  2. Step 2: Convert to fraction form
    52,385.91/78,571.18 = 17,326.07/x
  3. Step 3: Cross multiply
    52,385.91x = 78,571.18 × 17,326.07
  4. Step 4: Simplify right side
    52,385.91x = 1,361,329,764.66
  5. Step 5: Solve for x
    x = 1,361,329,764.66/52,385.91
  6. Step 6: Final answer
    x = 25,986.56

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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.