Home / 19,649.36-27,116.11-10,696.92

Finding the Fourth Proportional to 19,649.36, 27,116.11 and 10,696.92

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Solution

The fourth proportional to 19,649.36, 27,116.11 and 10,696.92 is: 14,761.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,649.36 : 27,116.11 = 10,696.92 : x
  2. Step 2: Convert to fraction form
    19,649.36/27,116.11 = 10,696.92/x
  3. Step 3: Cross multiply
    19,649.36x = 27,116.11 × 10,696.92
  4. Step 4: Simplify right side
    19,649.36x = 290,058,974.44
  5. Step 5: Solve for x
    x = 290,058,974.44/19,649.36
  6. Step 6: Final answer
    x = 14,761.76

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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.