Home / 17,085.94-23,578.59-11,127.73

Finding the Fourth Proportional to 17,085.94, 23,578.59 and 11,127.73

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Solution

The fourth proportional to 17,085.94, 23,578.59 and 11,127.73 is: 15,356.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,085.94 : 23,578.59 = 11,127.73 : x
  2. Step 2: Convert to fraction form
    17,085.94/23,578.59 = 11,127.73/x
  3. Step 3: Cross multiply
    17,085.94x = 23,578.59 × 11,127.73
  4. Step 4: Simplify right side
    17,085.94x = 262,376,210.29
  5. Step 5: Solve for x
    x = 262,376,210.29/17,085.94
  6. Step 6: Final answer
    x = 15,356.27

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.