Home / 36,303.41-50,098.77-20,387.84

Finding the Fourth Proportional to 36,303.41, 50,098.77 and 20,387.84

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Solution

The fourth proportional to 36,303.41, 50,098.77 and 20,387.84 is: 28,135.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,303.41 : 50,098.77 = 20,387.84 : x
  2. Step 2: Convert to fraction form
    36,303.41/50,098.77 = 20,387.84/x
  3. Step 3: Cross multiply
    36,303.41x = 50,098.77 × 20,387.84
  4. Step 4: Simplify right side
    36,303.41x = 1,021,405,456.46
  5. Step 5: Solve for x
    x = 1,021,405,456.46/36,303.41
  6. Step 6: Final answer
    x = 28,135.25

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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.