Home / 36,380.43-54,498.42-28,031.49

Finding the Fourth Proportional to 36,380.43, 54,498.42 and 28,031.49

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Solution

The fourth proportional to 36,380.43, 54,498.42 and 28,031.49 is: 41,991.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,380.43 : 54,498.42 = 28,031.49 : x
  2. Step 2: Convert to fraction form
    36,380.43/54,498.42 = 28,031.49/x
  3. Step 3: Cross multiply
    36,380.43x = 54,498.42 × 28,031.49
  4. Step 4: Simplify right side
    36,380.43x = 1,527,671,915.25
  5. Step 5: Solve for x
    x = 1,527,671,915.25/36,380.43
  6. Step 6: Final answer
    x = 41,991.58

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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.