Home / 12,044.20-18,060.06-3,721.96

Finding the Fourth Proportional to 12,044.20, 18,060.06 and 3,721.96

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Solution

The fourth proportional to 12,044.20, 18,060.06 and 3,721.96 is: 5,581.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,044.20 : 18,060.06 = 3,721.96 : x
  2. Step 2: Convert to fraction form
    12,044.20/18,060.06 = 3,721.96/x
  3. Step 3: Cross multiply
    12,044.20x = 18,060.06 × 3,721.96
  4. Step 4: Simplify right side
    12,044.20x = 67,218,820.92
  5. Step 5: Solve for x
    x = 67,218,820.92/12,044.20
  6. Step 6: Final answer
    x = 5,581.01

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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.