Home / 51,353.64-77,029.96-27,672.36

Finding the Fourth Proportional to 51,353.64, 77,029.96 and 27,672.36

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Solution

The fourth proportional to 51,353.64, 77,029.96 and 27,672.36 is: 41,508.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,353.64 : 77,029.96 = 27,672.36 : x
  2. Step 2: Convert to fraction form
    51,353.64/77,029.96 = 27,672.36/x
  3. Step 3: Cross multiply
    51,353.64x = 77,029.96 × 27,672.36
  4. Step 4: Simplify right side
    51,353.64x = 2,131,600,783.91
  5. Step 5: Solve for x
    x = 2,131,600,783.91/51,353.64
  6. Step 6: Final answer
    x = 41,508.27

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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.