Home / 53,297.76-79,939.35-15,863.61

Finding the Fourth Proportional to 53,297.76, 79,939.35 and 15,863.61

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Solution

The fourth proportional to 53,297.76, 79,939.35 and 15,863.61 is: 23,793.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,297.76 : 79,939.35 = 15,863.61 : x
  2. Step 2: Convert to fraction form
    53,297.76/79,939.35 = 15,863.61/x
  3. Step 3: Cross multiply
    53,297.76x = 79,939.35 × 15,863.61
  4. Step 4: Simplify right side
    53,297.76x = 1,268,126,672.05
  5. Step 5: Solve for x
    x = 1,268,126,672.05/53,297.76
  6. Step 6: Final answer
    x = 23,793.25

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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.