Home / 37,352.52-51,545.43-21,218.85

Finding the Fourth Proportional to 37,352.52, 51,545.43 and 21,218.85

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Solution

The fourth proportional to 37,352.52, 51,545.43 and 21,218.85 is: 29,281.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,352.52 : 51,545.43 = 21,218.85 : x
  2. Step 2: Convert to fraction form
    37,352.52/51,545.43 = 21,218.85/x
  3. Step 3: Cross multiply
    37,352.52x = 51,545.43 × 21,218.85
  4. Step 4: Simplify right side
    37,352.52x = 1,093,734,747.36
  5. Step 5: Solve for x
    x = 1,093,734,747.36/37,352.52
  6. Step 6: Final answer
    x = 29,281.42

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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.