Home / 36,490.56-50,355.43-20,576.49

Finding the Fourth Proportional to 36,490.56, 50,355.43 and 20,576.49

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Solution

The fourth proportional to 36,490.56, 50,355.43 and 20,576.49 is: 28,394.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,490.56 : 50,355.43 = 20,576.49 : x
  2. Step 2: Convert to fraction form
    36,490.56/50,355.43 = 20,576.49/x
  3. Step 3: Cross multiply
    36,490.56x = 50,355.43 × 20,576.49
  4. Step 4: Simplify right side
    36,490.56x = 1,036,138,001.84
  5. Step 5: Solve for x
    x = 1,036,138,001.84/36,490.56
  6. Step 6: Final answer
    x = 28,394.69

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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.