Home / 27,826.74-41,664.78-20,374.74

Finding the Fourth Proportional to 27,826.74, 41,664.78 and 20,374.74

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Solution

The fourth proportional to 27,826.74, 41,664.78 and 20,374.74 is: 30,506.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,826.74 : 41,664.78 = 20,374.74 : x
  2. Step 2: Convert to fraction form
    27,826.74/41,664.78 = 20,374.74/x
  3. Step 3: Cross multiply
    27,826.74x = 41,664.78 × 20,374.74
  4. Step 4: Simplify right side
    27,826.74x = 848,909,059.66
  5. Step 5: Solve for x
    x = 848,909,059.66/27,826.74
  6. Step 6: Final answer
    x = 30,506.95

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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.