Home / 27,043.85-37,321.27-15,108.50

Finding the Fourth Proportional to 27,043.85, 37,321.27 and 15,108.50

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Solution

The fourth proportional to 27,043.85, 37,321.27 and 15,108.50 is: 20,850.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,043.85 : 37,321.27 = 15,108.50 : x
  2. Step 2: Convert to fraction form
    27,043.85/37,321.27 = 15,108.50/x
  3. Step 3: Cross multiply
    27,043.85x = 37,321.27 × 15,108.50
  4. Step 4: Simplify right side
    27,043.85x = 563,868,183.42
  5. Step 5: Solve for x
    x = 563,868,183.42/27,043.85
  6. Step 6: Final answer
    x = 20,850.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.