Home / 34,449.38-47,545.34-21,028.44

Finding the Fourth Proportional to 34,449.38, 47,545.34 and 21,028.44

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Solution

The fourth proportional to 34,449.38, 47,545.34 and 21,028.44 is: 29,022.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,449.38 : 47,545.34 = 21,028.44 : x
  2. Step 2: Convert to fraction form
    34,449.38/47,545.34 = 21,028.44/x
  3. Step 3: Cross multiply
    34,449.38x = 47,545.34 × 21,028.44
  4. Step 4: Simplify right side
    34,449.38x = 999,804,329.47
  5. Step 5: Solve for x
    x = 999,804,329.47/34,449.38
  6. Step 6: Final answer
    x = 29,022.42

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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.