Home / 53,534.22-80,273.98-19,798.53

Finding the Fourth Proportional to 53,534.22, 80,273.98 and 19,798.53

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Solution

The fourth proportional to 53,534.22, 80,273.98 and 19,798.53 is: 29,687.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,534.22 : 80,273.98 = 19,798.53 : x
  2. Step 2: Convert to fraction form
    53,534.22/80,273.98 = 19,798.53/x
  3. Step 3: Cross multiply
    53,534.22x = 80,273.98 × 19,798.53
  4. Step 4: Simplify right side
    53,534.22x = 1,589,306,399.88
  5. Step 5: Solve for x
    x = 1,589,306,399.88/53,534.22
  6. Step 6: Final answer
    x = 29,687.68

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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.