Home / 50,689.13-76,033.82-13,753.13

Finding the Fourth Proportional to 50,689.13, 76,033.82 and 13,753.13

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Solution

The fourth proportional to 50,689.13, 76,033.82 and 13,753.13 is: 20,629.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,689.13 : 76,033.82 = 13,753.13 : x
  2. Step 2: Convert to fraction form
    50,689.13/76,033.82 = 13,753.13/x
  3. Step 3: Cross multiply
    50,689.13x = 76,033.82 × 13,753.13
  4. Step 4: Simplify right side
    50,689.13x = 1,045,702,665.07
  5. Step 5: Solve for x
    x = 1,045,702,665.07/50,689.13
  6. Step 6: Final answer
    x = 20,629.72

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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.