Home / 51,760.46-77,657.10-18,479.82

Finding the Fourth Proportional to 51,760.46, 77,657.10 and 18,479.82

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Solution

The fourth proportional to 51,760.46, 77,657.10 and 18,479.82 is: 27,725.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,760.46 : 77,657.10 = 18,479.82 : x
  2. Step 2: Convert to fraction form
    51,760.46/77,657.10 = 18,479.82/x
  3. Step 3: Cross multiply
    51,760.46x = 77,657.10 × 18,479.82
  4. Step 4: Simplify right side
    51,760.46x = 1,435,089,229.72
  5. Step 5: Solve for x
    x = 1,435,089,229.72/51,760.46
  6. Step 6: Final answer
    x = 27,725.59

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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.