Home / 36,403.04-50,241.02-20,490.59

Finding the Fourth Proportional to 36,403.04, 50,241.02 and 20,490.59

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Solution

The fourth proportional to 36,403.04, 50,241.02 and 20,490.59 is: 28,279.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,403.04 : 50,241.02 = 20,490.59 : x
  2. Step 2: Convert to fraction form
    36,403.04/50,241.02 = 20,490.59/x
  3. Step 3: Cross multiply
    36,403.04x = 50,241.02 × 20,490.59
  4. Step 4: Simplify right side
    36,403.04x = 1,029,468,142.00
  5. Step 5: Solve for x
    x = 1,029,468,142.00/36,403.04
  6. Step 6: Final answer
    x = 28,279.73

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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.