Home / 53,521.25-80,286.02-16,078.38

Finding the Fourth Proportional to 53,521.25, 80,286.02 and 16,078.38

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Solution

The fourth proportional to 53,521.25, 80,286.02 and 16,078.38 is: 24,118.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,521.25 : 80,286.02 = 16,078.38 : x
  2. Step 2: Convert to fraction form
    53,521.25/80,286.02 = 16,078.38/x
  3. Step 3: Cross multiply
    53,521.25x = 80,286.02 × 16,078.38
  4. Step 4: Simplify right side
    53,521.25x = 1,290,869,057.86
  5. Step 5: Solve for x
    x = 1,290,869,057.86/53,521.25
  6. Step 6: Final answer
    x = 24,118.82

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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.