Home / 53,183.66-79,776.30-15,747.52

Finding the Fourth Proportional to 53,183.66, 79,776.30 and 15,747.52

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Solution

The fourth proportional to 53,183.66, 79,776.30 and 15,747.52 is: 23,621.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,183.66 : 79,776.30 = 15,747.52 : x
  2. Step 2: Convert to fraction form
    53,183.66/79,776.30 = 15,747.52/x
  3. Step 3: Cross multiply
    53,183.66x = 79,776.30 × 15,747.52
  4. Step 4: Simplify right side
    53,183.66x = 1,256,278,680.34
  5. Step 5: Solve for x
    x = 1,256,278,680.34/53,183.66
  6. Step 6: Final answer
    x = 23,621.52

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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.