Home / 53,335.44-80,022.60-28,377.72

Finding the Fourth Proportional to 53,335.44, 80,022.60 and 28,377.72

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Solution

The fourth proportional to 53,335.44, 80,022.60 and 28,377.72 is: 42,576.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,335.44 : 80,022.60 = 28,377.72 : x
  2. Step 2: Convert to fraction form
    53,335.44/80,022.60 = 28,377.72/x
  3. Step 3: Cross multiply
    53,335.44x = 80,022.60 × 28,377.72
  4. Step 4: Simplify right side
    53,335.44x = 2,270,858,936.47
  5. Step 5: Solve for x
    x = 2,270,858,936.47/53,335.44
  6. Step 6: Final answer
    x = 42,576.92

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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.