Home / 19,314.33-26,649.91-11,755.59

Finding the Fourth Proportional to 19,314.33, 26,649.91 and 11,755.59

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Solution

The fourth proportional to 19,314.33, 26,649.91 and 11,755.59 is: 16,220.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,314.33 : 26,649.91 = 11,755.59 : x
  2. Step 2: Convert to fraction form
    19,314.33/26,649.91 = 11,755.59/x
  3. Step 3: Cross multiply
    19,314.33x = 26,649.91 × 11,755.59
  4. Step 4: Simplify right side
    19,314.33x = 313,285,415.50
  5. Step 5: Solve for x
    x = 313,285,415.50/19,314.33
  6. Step 6: Final answer
    x = 16,220.36

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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.