Home / 36,672.24-54,956.52-18,217.20

Finding the Fourth Proportional to 36,672.24, 54,956.52 and 18,217.20

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Solution

The fourth proportional to 36,672.24, 54,956.52 and 18,217.20 is: 27,300.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,672.24 : 54,956.52 = 18,217.20 : x
  2. Step 2: Convert to fraction form
    36,672.24/54,956.52 = 18,217.20/x
  3. Step 3: Cross multiply
    36,672.24x = 54,956.52 × 18,217.20
  4. Step 4: Simplify right side
    36,672.24x = 1,001,153,916.14
  5. Step 5: Solve for x
    x = 1,001,153,916.14/36,672.24
  6. Step 6: Final answer
    x = 27,300.05

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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.