Home / 45,429.22-62,718.41-30,371.73

Finding the Fourth Proportional to 45,429.22, 62,718.41 and 30,371.73

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Solution

The fourth proportional to 45,429.22, 62,718.41 and 30,371.73 is: 41,930.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,429.22 : 62,718.41 = 30,371.73 : x
  2. Step 2: Convert to fraction form
    45,429.22/62,718.41 = 30,371.73/x
  3. Step 3: Cross multiply
    45,429.22x = 62,718.41 × 30,371.73
  4. Step 4: Simplify right side
    45,429.22x = 1,904,866,614.55
  5. Step 5: Solve for x
    x = 1,904,866,614.55/45,429.22
  6. Step 6: Final answer
    x = 41,930.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.