Home / 50,916.56-76,381.54-18,891.27

Finding the Fourth Proportional to 50,916.56, 76,381.54 and 18,891.27

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Solution

The fourth proportional to 50,916.56, 76,381.54 and 18,891.27 is: 28,339.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,916.56 : 76,381.54 = 18,891.27 : x
  2. Step 2: Convert to fraction form
    50,916.56/76,381.54 = 18,891.27/x
  3. Step 3: Cross multiply
    50,916.56x = 76,381.54 × 18,891.27
  4. Step 4: Simplify right side
    50,916.56x = 1,442,944,295.16
  5. Step 5: Solve for x
    x = 1,442,944,295.16/50,916.56
  6. Step 6: Final answer
    x = 28,339.39

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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.