Home / 54,764.33-82,137.17-15,312.26

Finding the Fourth Proportional to 54,764.33, 82,137.17 and 15,312.26

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Solution

The fourth proportional to 54,764.33, 82,137.17 and 15,312.26 is: 22,965.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,764.33 : 82,137.17 = 15,312.26 : x
  2. Step 2: Convert to fraction form
    54,764.33/82,137.17 = 15,312.26/x
  3. Step 3: Cross multiply
    54,764.33x = 82,137.17 × 15,312.26
  4. Step 4: Simplify right side
    54,764.33x = 1,257,705,946.33
  5. Step 5: Solve for x
    x = 1,257,705,946.33/54,764.33
  6. Step 6: Final answer
    x = 22,965.79

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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.