Home / 55,713.29-83,491.37-30,764.57

Finding the Fourth Proportional to 55,713.29, 83,491.37 and 30,764.57

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Solution

The fourth proportional to 55,713.29, 83,491.37 and 30,764.57 is: 46,103.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,713.29 : 83,491.37 = 30,764.57 : x
  2. Step 2: Convert to fraction form
    55,713.29/83,491.37 = 30,764.57/x
  3. Step 3: Cross multiply
    55,713.29x = 83,491.37 × 30,764.57
  4. Step 4: Simplify right side
    55,713.29x = 2,568,576,267.03
  5. Step 5: Solve for x
    x = 2,568,576,267.03/55,713.29
  6. Step 6: Final answer
    x = 46,103.47

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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.