Home / 53,764.28-80,662.82-27,487.47

Finding the Fourth Proportional to 53,764.28, 80,662.82 and 27,487.47

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Solution

The fourth proportional to 53,764.28, 80,662.82 and 27,487.47 is: 41,239.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,764.28 : 80,662.82 = 27,487.47 : x
  2. Step 2: Convert to fraction form
    53,764.28/80,662.82 = 27,487.47/x
  3. Step 3: Cross multiply
    53,764.28x = 80,662.82 × 27,487.47
  4. Step 4: Simplify right side
    53,764.28x = 2,217,217,009.91
  5. Step 5: Solve for x
    x = 2,217,217,009.91/53,764.28
  6. Step 6: Final answer
    x = 41,239.59

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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.