Home / 36,579.84-50,484.27-20,665.31

Finding the Fourth Proportional to 36,579.84, 50,484.27 and 20,665.31

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Solution

The fourth proportional to 36,579.84, 50,484.27 and 20,665.31 is: 28,520.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,579.84 : 50,484.27 = 20,665.31 : x
  2. Step 2: Convert to fraction form
    36,579.84/50,484.27 = 20,665.31/x
  3. Step 3: Cross multiply
    36,579.84x = 50,484.27 × 20,665.31
  4. Step 4: Simplify right side
    36,579.84x = 1,043,273,026.57
  5. Step 5: Solve for x
    x = 1,043,273,026.57/36,579.84
  6. Step 6: Final answer
    x = 28,520.44

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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.