Home / 36,530.20-54,795.30-11,906.20

Finding the Fourth Proportional to 36,530.20, 54,795.30 and 11,906.20

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Solution

The fourth proportional to 36,530.20, 54,795.30 and 11,906.20 is: 17,859.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,530.20 : 54,795.30 = 11,906.20 : x
  2. Step 2: Convert to fraction form
    36,530.20/54,795.30 = 11,906.20/x
  3. Step 3: Cross multiply
    36,530.20x = 54,795.30 × 11,906.20
  4. Step 4: Simplify right side
    36,530.20x = 652,403,800.86
  5. Step 5: Solve for x
    x = 652,403,800.86/36,530.20
  6. Step 6: Final answer
    x = 17,859.30

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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.