Home / 36,678.36-50,612.44-20,760.04

Finding the Fourth Proportional to 36,678.36, 50,612.44 and 20,760.04

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Solution

The fourth proportional to 36,678.36, 50,612.44 and 20,760.04 is: 28,646.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,678.36 : 50,612.44 = 20,760.04 : x
  2. Step 2: Convert to fraction form
    36,678.36/50,612.44 = 20,760.04/x
  3. Step 3: Cross multiply
    36,678.36x = 50,612.44 × 20,760.04
  4. Step 4: Simplify right side
    36,678.36x = 1,050,716,278.90
  5. Step 5: Solve for x
    x = 1,050,716,278.90/36,678.36
  6. Step 6: Final answer
    x = 28,646.76

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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.