Home / 18,044.48-27,025.68-12,472.58

Finding the Fourth Proportional to 18,044.48, 27,025.68 and 12,472.58

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Solution

The fourth proportional to 18,044.48, 27,025.68 and 12,472.58 is: 18,680.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,044.48 : 27,025.68 = 12,472.58 : x
  2. Step 2: Convert to fraction form
    18,044.48/27,025.68 = 12,472.58/x
  3. Step 3: Cross multiply
    18,044.48x = 27,025.68 × 12,472.58
  4. Step 4: Simplify right side
    18,044.48x = 337,079,955.85
  5. Step 5: Solve for x
    x = 337,079,955.85/18,044.48
  6. Step 6: Final answer
    x = 18,680.50

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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.