Home / 36,031.20-53,949.60-26,116.80

Finding the Fourth Proportional to 36,031.20, 53,949.60 and 26,116.80

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Solution

The fourth proportional to 36,031.20, 53,949.60 and 26,116.80 is: 39,104.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,031.20 : 53,949.60 = 26,116.80 : x
  2. Step 2: Convert to fraction form
    36,031.20/53,949.60 = 26,116.80/x
  3. Step 3: Cross multiply
    36,031.20x = 53,949.60 × 26,116.80
  4. Step 4: Simplify right side
    36,031.20x = 1,408,990,913.28
  5. Step 5: Solve for x
    x = 1,408,990,913.28/36,031.20
  6. Step 6: Final answer
    x = 39,104.75

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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.