Home / 27,986.74-41,968.26-8,260.00

Finding the Fourth Proportional to 27,986.74, 41,968.26 and 8,260.00

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Solution

The fourth proportional to 27,986.74, 41,968.26 and 8,260.00 is: 12,386.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,986.74 : 41,968.26 = 8,260.00 : x
  2. Step 2: Convert to fraction form
    27,986.74/41,968.26 = 8,260.00/x
  3. Step 3: Cross multiply
    27,986.74x = 41,968.26 × 8,260.00
  4. Step 4: Simplify right side
    27,986.74x = 346,657,722.68
  5. Step 5: Solve for x
    x = 346,657,722.68/27,986.74
  6. Step 6: Final answer
    x = 12,386.50

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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.