Home / 51,930.64-77,864.82-23,815.48

Finding the Fourth Proportional to 51,930.64, 77,864.82 and 23,815.48

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Solution

The fourth proportional to 51,930.64, 77,864.82 and 23,815.48 is: 35,708.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,930.64 : 77,864.82 = 23,815.48 : x
  2. Step 2: Convert to fraction form
    51,930.64/77,864.82 = 23,815.48/x
  3. Step 3: Cross multiply
    51,930.64x = 77,864.82 × 23,815.48
  4. Step 4: Simplify right side
    51,930.64x = 1,854,388,063.41
  5. Step 5: Solve for x
    x = 1,854,388,063.41/51,930.64
  6. Step 6: Final answer
    x = 35,708.94

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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.