Home / 25,217.82-37,826.76-8,579.64

Finding the Fourth Proportional to 25,217.82, 37,826.76 and 8,579.64

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Solution

The fourth proportional to 25,217.82, 37,826.76 and 8,579.64 is: 12,869.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,217.82 : 37,826.76 = 8,579.64 : x
  2. Step 2: Convert to fraction form
    25,217.82/37,826.76 = 8,579.64/x
  3. Step 3: Cross multiply
    25,217.82x = 37,826.76 × 8,579.64
  4. Step 4: Simplify right side
    25,217.82x = 324,539,983.17
  5. Step 5: Solve for x
    x = 324,539,983.17/25,217.82
  6. Step 6: Final answer
    x = 12,869.47

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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.