Home / 37,318.24-51,498.48-20,550.88

Finding the Fourth Proportional to 37,318.24, 51,498.48 and 20,550.88

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Solution

The fourth proportional to 37,318.24, 51,498.48 and 20,550.88 is: 28,359.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,318.24 : 51,498.48 = 20,550.88 : x
  2. Step 2: Convert to fraction form
    37,318.24/51,498.48 = 20,550.88/x
  3. Step 3: Cross multiply
    37,318.24x = 51,498.48 × 20,550.88
  4. Step 4: Simplify right side
    37,318.24x = 1,058,339,082.66
  5. Step 5: Solve for x
    x = 1,058,339,082.66/37,318.24
  6. Step 6: Final answer
    x = 28,359.83

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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.