Home / 19,836.66-27,373.32-10,882.38

Finding the Fourth Proportional to 19,836.66, 27,373.32 and 10,882.38

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Solution

The fourth proportional to 19,836.66, 27,373.32 and 10,882.38 is: 15,016.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,836.66 : 27,373.32 = 10,882.38 : x
  2. Step 2: Convert to fraction form
    19,836.66/27,373.32 = 10,882.38/x
  3. Step 3: Cross multiply
    19,836.66x = 27,373.32 × 10,882.38
  4. Step 4: Simplify right side
    19,836.66x = 297,886,870.10
  5. Step 5: Solve for x
    x = 297,886,870.10/19,836.66
  6. Step 6: Final answer
    x = 15,016.99

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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.