Home / 36,581.02-54,860.70-15,520.79

Finding the Fourth Proportional to 36,581.02, 54,860.70 and 15,520.79

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Solution

The fourth proportional to 36,581.02, 54,860.70 and 15,520.79 is: 23,276.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,581.02 : 54,860.70 = 15,520.79 : x
  2. Step 2: Convert to fraction form
    36,581.02/54,860.70 = 15,520.79/x
  3. Step 3: Cross multiply
    36,581.02x = 54,860.70 × 15,520.79
  4. Step 4: Simplify right side
    36,581.02x = 851,481,403.95
  5. Step 5: Solve for x
    x = 851,481,403.95/36,581.02
  6. Step 6: Final answer
    x = 23,276.59

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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.