Home / 53,705.72-80,589.82-22,118.96

Finding the Fourth Proportional to 53,705.72, 80,589.82 and 22,118.96

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Solution

The fourth proportional to 53,705.72, 80,589.82 and 22,118.96 is: 33,191.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,705.72 : 80,589.82 = 22,118.96 : x
  2. Step 2: Convert to fraction form
    53,705.72/80,589.82 = 22,118.96/x
  3. Step 3: Cross multiply
    53,705.72x = 80,589.82 × 22,118.96
  4. Step 4: Simplify right side
    53,705.72x = 1,782,563,004.99
  5. Step 5: Solve for x
    x = 1,782,563,004.99/53,705.72
  6. Step 6: Final answer
    x = 33,191.31

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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.