Home / 36,358.31-50,157.63-21,251.61

Finding the Fourth Proportional to 36,358.31, 50,157.63 and 21,251.61

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Solution

The fourth proportional to 36,358.31, 50,157.63 and 21,251.61 is: 29,317.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,358.31 : 50,157.63 = 21,251.61 : x
  2. Step 2: Convert to fraction form
    36,358.31/50,157.63 = 21,251.61/x
  3. Step 3: Cross multiply
    36,358.31x = 50,157.63 × 21,251.61
  4. Step 4: Simplify right side
    36,358.31x = 1,065,930,034.24
  5. Step 5: Solve for x
    x = 1,065,930,034.24/36,358.31
  6. Step 6: Final answer
    x = 29,317.37

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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.