Home / 15,826.78-23,723.43-5,961.79

Finding the Fourth Proportional to 15,826.78, 23,723.43 and 5,961.79

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Solution

The fourth proportional to 15,826.78, 23,723.43 and 5,961.79 is: 8,936.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,826.78 : 23,723.43 = 5,961.79 : x
  2. Step 2: Convert to fraction form
    15,826.78/23,723.43 = 5,961.79/x
  3. Step 3: Cross multiply
    15,826.78x = 23,723.43 × 5,961.79
  4. Step 4: Simplify right side
    15,826.78x = 141,434,107.74
  5. Step 5: Solve for x
    x = 141,434,107.74/15,826.78
  6. Step 6: Final answer
    x = 8,936.38

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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.