Home / 53,620.08-80,443.62-31,452

Finding the Fourth Proportional to 53,620.08, 80,443.62 and 31,452

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Solution

The fourth proportional to 53,620.08, 80,443.62 and 31,452 is: 47,185.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,620.08 : 80,443.62 = 31,452 : x
  2. Step 2: Convert to fraction form
    53,620.08/80,443.62 = 31,452/x
  3. Step 3: Cross multiply
    53,620.08x = 80,443.62 × 31,452
  4. Step 4: Simplify right side
    53,620.08x = 2,530,112,736.24
  5. Step 5: Solve for x
    x = 2,530,112,736.24/53,620.08
  6. Step 6: Final answer
    x = 47,185.92

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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.