Home / 36,387.64-54,480.23-18,579.84

Finding the Fourth Proportional to 36,387.64, 54,480.23 and 18,579.84

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Solution

The fourth proportional to 36,387.64, 54,480.23 and 18,579.84 is: 27,818.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,387.64 : 54,480.23 = 18,579.84 : x
  2. Step 2: Convert to fraction form
    36,387.64/54,480.23 = 18,579.84/x
  3. Step 3: Cross multiply
    36,387.64x = 54,480.23 × 18,579.84
  4. Step 4: Simplify right side
    36,387.64x = 1,012,233,956.56
  5. Step 5: Solve for x
    x = 1,012,233,956.56/36,387.64
  6. Step 6: Final answer
    x = 27,818.07

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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.