Home / 27,964.12-38,591.34-16,029.76

Finding the Fourth Proportional to 27,964.12, 38,591.34 and 16,029.76

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Solution

The fourth proportional to 27,964.12, 38,591.34 and 16,029.76 is: 22,121.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,964.12 : 38,591.34 = 16,029.76 : x
  2. Step 2: Convert to fraction form
    27,964.12/38,591.34 = 16,029.76/x
  3. Step 3: Cross multiply
    27,964.12x = 38,591.34 × 16,029.76
  4. Step 4: Simplify right side
    27,964.12x = 618,609,918.28
  5. Step 5: Solve for x
    x = 618,609,918.28/27,964.12
  6. Step 6: Final answer
    x = 22,121.56

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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.