Home / 27,216.90-40,825.35-8,498.54

Finding the Fourth Proportional to 27,216.90, 40,825.35 and 8,498.54

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Solution

The fourth proportional to 27,216.90, 40,825.35 and 8,498.54 is: 12,747.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,216.90 : 40,825.35 = 8,498.54 : x
  2. Step 2: Convert to fraction form
    27,216.90/40,825.35 = 8,498.54/x
  3. Step 3: Cross multiply
    27,216.90x = 40,825.35 × 8,498.54
  4. Step 4: Simplify right side
    27,216.90x = 346,955,746.68
  5. Step 5: Solve for x
    x = 346,955,746.68/27,216.90
  6. Step 6: Final answer
    x = 12,747.81

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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.