Home / 36,545.72-50,424.54-21,437.60

Finding the Fourth Proportional to 36,545.72, 50,424.54 and 21,437.60

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Solution

The fourth proportional to 36,545.72, 50,424.54 and 21,437.60 is: 29,578.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,545.72 : 50,424.54 = 21,437.60 : x
  2. Step 2: Convert to fraction form
    36,545.72/50,424.54 = 21,437.60/x
  3. Step 3: Cross multiply
    36,545.72x = 50,424.54 × 21,437.60
  4. Step 4: Simplify right side
    36,545.72x = 1,080,981,118.70
  5. Step 5: Solve for x
    x = 1,080,981,118.70/36,545.72
  6. Step 6: Final answer
    x = 29,578.87

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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.