Home / 36,965.64-51,007.86-21,047.88

Finding the Fourth Proportional to 36,965.64, 51,007.86 and 21,047.88

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Solution

The fourth proportional to 36,965.64, 51,007.86 and 21,047.88 is: 29,043.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,965.64 : 51,007.86 = 21,047.88 : x
  2. Step 2: Convert to fraction form
    36,965.64/51,007.86 = 21,047.88/x
  3. Step 3: Cross multiply
    36,965.64x = 51,007.86 × 21,047.88
  4. Step 4: Simplify right side
    36,965.64x = 1,073,607,316.34
  5. Step 5: Solve for x
    x = 1,073,607,316.34/36,965.64
  6. Step 6: Final answer
    x = 29,043.39

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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.