Home / 18,472.74-27,703.21-5,989.83

Finding the Fourth Proportional to 18,472.74, 27,703.21 and 5,989.83

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Solution

The fourth proportional to 18,472.74, 27,703.21 and 5,989.83 is: 8,982.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,472.74 : 27,703.21 = 5,989.83 : x
  2. Step 2: Convert to fraction form
    18,472.74/27,703.21 = 5,989.83/x
  3. Step 3: Cross multiply
    18,472.74x = 27,703.21 × 5,989.83
  4. Step 4: Simplify right side
    18,472.74x = 165,937,518.35
  5. Step 5: Solve for x
    x = 165,937,518.35/18,472.74
  6. Step 6: Final answer
    x = 8,982.83

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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.