Home / 51,256.20-76,838.70-27,576.48

Finding the Fourth Proportional to 51,256.20, 76,838.70 and 27,576.48

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Solution

The fourth proportional to 51,256.20, 76,838.70 and 27,576.48 is: 41,340.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,256.20 : 76,838.70 = 27,576.48 : x
  2. Step 2: Convert to fraction form
    51,256.20/76,838.70 = 27,576.48/x
  3. Step 3: Cross multiply
    51,256.20x = 76,838.70 × 27,576.48
  4. Step 4: Simplify right side
    51,256.20x = 2,118,940,873.78
  5. Step 5: Solve for x
    x = 2,118,940,873.78/51,256.20
  6. Step 6: Final answer
    x = 41,340.19

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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.