Home / 27,581.09-41,370.71-15,107.00

Finding the Fourth Proportional to 27,581.09, 41,370.71 and 15,107.00

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Solution

The fourth proportional to 27,581.09, 41,370.71 and 15,107.00 is: 22,659.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,581.09 : 41,370.71 = 15,107.00 : x
  2. Step 2: Convert to fraction form
    27,581.09/41,370.71 = 15,107.00/x
  3. Step 3: Cross multiply
    27,581.09x = 41,370.71 × 15,107.00
  4. Step 4: Simplify right side
    27,581.09x = 624,987,033.58
  5. Step 5: Solve for x
    x = 624,987,033.58/27,581.09
  6. Step 6: Final answer
    x = 22,659.99

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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.