Home / 36,476.72-50,340.24-20,345.84

Finding the Fourth Proportional to 36,476.72, 50,340.24 and 20,345.84

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Solution

The fourth proportional to 36,476.72, 50,340.24 and 20,345.84 is: 28,078.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,476.72 : 50,340.24 = 20,345.84 : x
  2. Step 2: Convert to fraction form
    36,476.72/50,340.24 = 20,345.84/x
  3. Step 3: Cross multiply
    36,476.72x = 50,340.24 × 20,345.84
  4. Step 4: Simplify right side
    36,476.72x = 1,024,214,468.60
  5. Step 5: Solve for x
    x = 1,024,214,468.60/36,476.72
  6. Step 6: Final answer
    x = 28,078.58

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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.