Home / 27,986.54-41,973.73-8,260.61

Finding the Fourth Proportional to 27,986.54, 41,973.73 and 8,260.61

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Solution

The fourth proportional to 27,986.54, 41,973.73 and 8,260.61 is: 12,389.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,986.54 : 41,973.73 = 8,260.61 : x
  2. Step 2: Convert to fraction form
    27,986.54/41,973.73 = 8,260.61/x
  3. Step 3: Cross multiply
    27,986.54x = 41,973.73 × 8,260.61
  4. Step 4: Simplify right side
    27,986.54x = 346,728,383.26
  5. Step 5: Solve for x
    x = 346,728,383.26/27,986.54
  6. Step 6: Final answer
    x = 12,389.11

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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.