Home / 36,961.48-51,015.72-21,049.84

Finding the Fourth Proportional to 36,961.48, 51,015.72 and 21,049.84

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Solution

The fourth proportional to 36,961.48, 51,015.72 and 21,049.84 is: 29,053.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,961.48 : 51,015.72 = 21,049.84 : x
  2. Step 2: Convert to fraction form
    36,961.48/51,015.72 = 21,049.84/x
  3. Step 3: Cross multiply
    36,961.48x = 51,015.72 × 21,049.84
  4. Step 4: Simplify right side
    36,961.48x = 1,073,872,743.48
  5. Step 5: Solve for x
    x = 1,073,872,743.48/36,961.48
  6. Step 6: Final answer
    x = 29,053.84

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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.