Home / 18,016.83-27,011.48-6,932.79

Finding the Fourth Proportional to 18,016.83, 27,011.48 and 6,932.79

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Solution

The fourth proportional to 18,016.83, 27,011.48 and 6,932.79 is: 10,393.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,016.83 : 27,011.48 = 6,932.79 : x
  2. Step 2: Convert to fraction form
    18,016.83/27,011.48 = 6,932.79/x
  3. Step 3: Cross multiply
    18,016.83x = 27,011.48 × 6,932.79
  4. Step 4: Simplify right side
    18,016.83x = 187,264,883.77
  5. Step 5: Solve for x
    x = 187,264,883.77/18,016.83
  6. Step 6: Final answer
    x = 10,393.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.