Home / 53,785.22-80,680.32-16,350.66

Finding the Fourth Proportional to 53,785.22, 80,680.32 and 16,350.66

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Solution

The fourth proportional to 53,785.22, 80,680.32 and 16,350.66 is: 24,526.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,785.22 : 80,680.32 = 16,350.66 : x
  2. Step 2: Convert to fraction form
    53,785.22/80,680.32 = 16,350.66/x
  3. Step 3: Cross multiply
    53,785.22x = 80,680.32 × 16,350.66
  4. Step 4: Simplify right side
    53,785.22x = 1,319,176,481.01
  5. Step 5: Solve for x
    x = 1,319,176,481.01/53,785.22
  6. Step 6: Final answer
    x = 24,526.75

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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.