Home / 36,979.43-55,472.21-15,919.98

Finding the Fourth Proportional to 36,979.43, 55,472.21 and 15,919.98

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Solution

The fourth proportional to 36,979.43, 55,472.21 and 15,919.98 is: 23,881.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,979.43 : 55,472.21 = 15,919.98 : x
  2. Step 2: Convert to fraction form
    36,979.43/55,472.21 = 15,919.98/x
  3. Step 3: Cross multiply
    36,979.43x = 55,472.21 × 15,919.98
  4. Step 4: Simplify right side
    36,979.43x = 883,116,245.84
  5. Step 5: Solve for x
    x = 883,116,245.84/36,979.43
  6. Step 6: Final answer
    x = 23,881.29

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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.