Home / 18,237.62-27,356.42-14,083.68

Finding the Fourth Proportional to 18,237.62, 27,356.42 and 14,083.68

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Solution

The fourth proportional to 18,237.62, 27,356.42 and 14,083.68 is: 21,125.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,237.62 : 27,356.42 = 14,083.68 : x
  2. Step 2: Convert to fraction form
    18,237.62/27,356.42 = 14,083.68/x
  3. Step 3: Cross multiply
    18,237.62x = 27,356.42 × 14,083.68
  4. Step 4: Simplify right side
    18,237.62x = 385,279,098.41
  5. Step 5: Solve for x
    x = 385,279,098.41/18,237.62
  6. Step 6: Final answer
    x = 21,125.52

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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.