Home / 36,110.70-54,166.05-30,408.30

Finding the Fourth Proportional to 36,110.70, 54,166.05 and 30,408.30

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Solution

The fourth proportional to 36,110.70, 54,166.05 and 30,408.30 is: 45,612.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,110.70 : 54,166.05 = 30,408.30 : x
  2. Step 2: Convert to fraction form
    36,110.70/54,166.05 = 30,408.30/x
  3. Step 3: Cross multiply
    36,110.70x = 54,166.05 × 30,408.30
  4. Step 4: Simplify right side
    36,110.70x = 1,647,097,498.22
  5. Step 5: Solve for x
    x = 1,647,097,498.22/36,110.70
  6. Step 6: Final answer
    x = 45,612.45

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1.5x scale

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.