Home / 18,453.57-27,683.54-5,976.73

Finding the Fourth Proportional to 18,453.57, 27,683.54 and 5,976.73

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Solution

The fourth proportional to 18,453.57, 27,683.54 and 5,976.73 is: 8,966.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,453.57 : 27,683.54 = 5,976.73 : x
  2. Step 2: Convert to fraction form
    18,453.57/27,683.54 = 5,976.73/x
  3. Step 3: Cross multiply
    18,453.57x = 27,683.54 × 5,976.73
  4. Step 4: Simplify right side
    18,453.57x = 165,457,044.02
  5. Step 5: Solve for x
    x = 165,457,044.02/18,453.57
  6. Step 6: Final answer
    x = 8,966.13

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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.