Home / 27,836.73-38,415.23-15,260.73

Finding the Fourth Proportional to 27,836.73, 38,415.23 and 15,260.73

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Solution

The fourth proportional to 27,836.73, 38,415.23 and 15,260.73 is: 21,060.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,836.73 : 38,415.23 = 15,260.73 : x
  2. Step 2: Convert to fraction form
    27,836.73/38,415.23 = 15,260.73/x
  3. Step 3: Cross multiply
    27,836.73x = 38,415.23 × 15,260.73
  4. Step 4: Simplify right side
    27,836.73x = 586,244,452.92
  5. Step 5: Solve for x
    x = 586,244,452.92/27,836.73
  6. Step 6: Final answer
    x = 21,060.10

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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.