Home / 36,296.91-50,090.05-20,382.84

Finding the Fourth Proportional to 36,296.91, 50,090.05 and 20,382.84

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Solution

The fourth proportional to 36,296.91, 50,090.05 and 20,382.84 is: 28,128.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,296.91 : 50,090.05 = 20,382.84 : x
  2. Step 2: Convert to fraction form
    36,296.91/50,090.05 = 20,382.84/x
  3. Step 3: Cross multiply
    36,296.91x = 50,090.05 × 20,382.84
  4. Step 4: Simplify right side
    36,296.91x = 1,020,977,385.57
  5. Step 5: Solve for x
    x = 1,020,977,385.57/36,296.91
  6. Step 6: Final answer
    x = 28,128.49

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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.