Home / 36,976.30-51,015.63-21,059.80

Finding the Fourth Proportional to 36,976.30, 51,015.63 and 21,059.80

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Solution

The fourth proportional to 36,976.30, 51,015.63 and 21,059.80 is: 29,055.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,976.30 : 51,015.63 = 21,059.80 : x
  2. Step 2: Convert to fraction form
    36,976.30/51,015.63 = 21,059.80/x
  3. Step 3: Cross multiply
    36,976.30x = 51,015.63 × 21,059.80
  4. Step 4: Simplify right side
    36,976.30x = 1,074,378,964.67
  5. Step 5: Solve for x
    x = 1,074,378,964.67/36,976.30
  6. Step 6: Final answer
    x = 29,055.88

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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.