Home / 36,078.25-54,117.24-9,782.92

Finding the Fourth Proportional to 36,078.25, 54,117.24 and 9,782.92

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Solution

The fourth proportional to 36,078.25, 54,117.24 and 9,782.92 is: 14,674.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,078.25 : 54,117.24 = 9,782.92 : x
  2. Step 2: Convert to fraction form
    36,078.25/54,117.24 = 9,782.92/x
  3. Step 3: Cross multiply
    36,078.25x = 54,117.24 × 9,782.92
  4. Step 4: Simplify right side
    36,078.25x = 529,424,629.54
  5. Step 5: Solve for x
    x = 529,424,629.54/36,078.25
  6. Step 6: Final answer
    x = 14,674.34

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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.