Home / 36,355.43-54,562.31-18,830.27

Finding the Fourth Proportional to 36,355.43, 54,562.31 and 18,830.27

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Solution

The fourth proportional to 36,355.43, 54,562.31 and 18,830.27 is: 28,260.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,355.43 : 54,562.31 = 18,830.27 : x
  2. Step 2: Convert to fraction form
    36,355.43/54,562.31 = 18,830.27/x
  3. Step 3: Cross multiply
    36,355.43x = 54,562.31 × 18,830.27
  4. Step 4: Simplify right side
    36,355.43x = 1,027,422,798.57
  5. Step 5: Solve for x
    x = 1,027,422,798.57/36,355.43
  6. Step 6: Final answer
    x = 28,260.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.