Home / 36,540.90-50,437.22-21,436.83

Finding the Fourth Proportional to 36,540.90, 50,437.22 and 21,436.83

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Solution

The fourth proportional to 36,540.90, 50,437.22 and 21,436.83 is: 29,589.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,540.90 : 50,437.22 = 21,436.83 : x
  2. Step 2: Convert to fraction form
    36,540.90/50,437.22 = 21,436.83/x
  3. Step 3: Cross multiply
    36,540.90x = 50,437.22 × 21,436.83
  4. Step 4: Simplify right side
    36,540.90x = 1,081,214,003.63
  5. Step 5: Solve for x
    x = 1,081,214,003.63/36,540.90
  6. Step 6: Final answer
    x = 29,589.15

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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.