Home / 18,230.74-27,346.10-14,076.81

Finding the Fourth Proportional to 18,230.74, 27,346.10 and 14,076.81

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Solution

The fourth proportional to 18,230.74, 27,346.10 and 14,076.81 is: 21,115.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,230.74 : 27,346.10 = 14,076.81 : x
  2. Step 2: Convert to fraction form
    18,230.74/27,346.10 = 14,076.81/x
  3. Step 3: Cross multiply
    18,230.74x = 27,346.10 × 14,076.81
  4. Step 4: Simplify right side
    18,230.74x = 384,945,783.56
  5. Step 5: Solve for x
    x = 384,945,783.56/18,230.74
  6. Step 6: Final answer
    x = 21,115.21

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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.