Home / 36,490.47-50,357.41-21,379.52

Finding the Fourth Proportional to 36,490.47, 50,357.41 and 21,379.52

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Solution

The fourth proportional to 36,490.47, 50,357.41 and 21,379.52 is: 29,504.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,490.47 : 50,357.41 = 21,379.52 : x
  2. Step 2: Convert to fraction form
    36,490.47/50,357.41 = 21,379.52/x
  3. Step 3: Cross multiply
    36,490.47x = 50,357.41 × 21,379.52
  4. Step 4: Simplify right side
    36,490.47x = 1,076,616,949.01
  5. Step 5: Solve for x
    x = 1,076,616,949.01/36,490.47
  6. Step 6: Final answer
    x = 29,504.06

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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.