Home / 37,134.82-51,245.35-21,001.85

Finding the Fourth Proportional to 37,134.82, 51,245.35 and 21,001.85

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Solution

The fourth proportional to 37,134.82, 51,245.35 and 21,001.85 is: 28,982.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,134.82 : 51,245.35 = 21,001.85 : x
  2. Step 2: Convert to fraction form
    37,134.82/51,245.35 = 21,001.85/x
  3. Step 3: Cross multiply
    37,134.82x = 51,245.35 × 21,001.85
  4. Step 4: Simplify right side
    37,134.82x = 1,076,247,153.90
  5. Step 5: Solve for x
    x = 1,076,247,153.90/37,134.82
  6. Step 6: Final answer
    x = 28,982.16

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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.