Home / 22,085.12-33,140.44-11,696.88

Finding the Fourth Proportional to 22,085.12, 33,140.44 and 11,696.88

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Solution

The fourth proportional to 22,085.12, 33,140.44 and 11,696.88 is: 17,552.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,085.12 : 33,140.44 = 11,696.88 : x
  2. Step 2: Convert to fraction form
    22,085.12/33,140.44 = 11,696.88/x
  3. Step 3: Cross multiply
    22,085.12x = 33,140.44 × 11,696.88
  4. Step 4: Simplify right side
    22,085.12x = 387,639,749.83
  5. Step 5: Solve for x
    x = 387,639,749.83/22,085.12
  6. Step 6: Final answer
    x = 17,552.08

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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.