Home / 36,491.45-50,358.31-20,575.89

Finding the Fourth Proportional to 36,491.45, 50,358.31 and 20,575.89

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Solution

The fourth proportional to 36,491.45, 50,358.31 and 20,575.89 is: 28,394.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,491.45 : 50,358.31 = 20,575.89 : x
  2. Step 2: Convert to fraction form
    36,491.45/50,358.31 = 20,575.89/x
  3. Step 3: Cross multiply
    36,491.45x = 50,358.31 × 20,575.89
  4. Step 4: Simplify right side
    36,491.45x = 1,036,166,995.71
  5. Step 5: Solve for x
    x = 1,036,166,995.71/36,491.45
  6. Step 6: Final answer
    x = 28,394.79

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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.