Home / 25,498.08-38,212.56-12,324.24

Finding the Fourth Proportional to 25,498.08, 38,212.56 and 12,324.24

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Solution

The fourth proportional to 25,498.08, 38,212.56 and 12,324.24 is: 18,469.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,498.08 : 38,212.56 = 12,324.24 : x
  2. Step 2: Convert to fraction form
    25,498.08/38,212.56 = 12,324.24/x
  3. Step 3: Cross multiply
    25,498.08x = 38,212.56 × 12,324.24
  4. Step 4: Simplify right side
    25,498.08x = 470,940,760.45
  5. Step 5: Solve for x
    x = 470,940,760.45/25,498.08
  6. Step 6: Final answer
    x = 18,469.66

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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.