Home / 36,877.20-50,893.56-20,966.64

Finding the Fourth Proportional to 36,877.20, 50,893.56 and 20,966.64

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Solution

The fourth proportional to 36,877.20, 50,893.56 and 20,966.64 is: 28,935.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,877.20 : 50,893.56 = 20,966.64 : x
  2. Step 2: Convert to fraction form
    36,877.20/50,893.56 = 20,966.64/x
  3. Step 3: Cross multiply
    36,877.20x = 50,893.56 × 20,966.64
  4. Step 4: Simplify right side
    36,877.20x = 1,067,066,950.84
  5. Step 5: Solve for x
    x = 1,067,066,950.84/36,877.20
  6. Step 6: Final answer
    x = 28,935.68

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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.