Home / 36,962.43-50,995.31-21,042.78

Finding the Fourth Proportional to 36,962.43, 50,995.31 and 21,042.78

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Solution

The fourth proportional to 36,962.43, 50,995.31 and 21,042.78 is: 29,031.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,962.43 : 50,995.31 = 21,042.78 : x
  2. Step 2: Convert to fraction form
    36,962.43/50,995.31 = 21,042.78/x
  3. Step 3: Cross multiply
    36,962.43x = 50,995.31 × 21,042.78
  4. Step 4: Simplify right side
    36,962.43x = 1,073,082,984.15
  5. Step 5: Solve for x
    x = 1,073,082,984.15/36,962.43
  6. Step 6: Final answer
    x = 29,031.72

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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.