Home / 36,411.18-54,614.48-12,717.06

Finding the Fourth Proportional to 36,411.18, 54,614.48 and 12,717.06

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Solution

The fourth proportional to 36,411.18, 54,614.48 and 12,717.06 is: 19,074.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,411.18 : 54,614.48 = 12,717.06 : x
  2. Step 2: Convert to fraction form
    36,411.18/54,614.48 = 12,717.06/x
  3. Step 3: Cross multiply
    36,411.18x = 54,614.48 × 12,717.06
  4. Step 4: Simplify right side
    36,411.18x = 694,535,555.44
  5. Step 5: Solve for x
    x = 694,535,555.44/36,411.18
  6. Step 6: Final answer
    x = 19,074.79

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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.