Home / 13,949.36-19,257.63-10,755.66

Finding the Fourth Proportional to 13,949.36, 19,257.63 and 10,755.66

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Solution

The fourth proportional to 13,949.36, 19,257.63 and 10,755.66 is: 14,848.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,949.36 : 19,257.63 = 10,755.66 : x
  2. Step 2: Convert to fraction form
    13,949.36/19,257.63 = 10,755.66/x
  3. Step 3: Cross multiply
    13,949.36x = 19,257.63 × 10,755.66
  4. Step 4: Simplify right side
    13,949.36x = 207,128,408.14
  5. Step 5: Solve for x
    x = 207,128,408.14/13,949.36
  6. Step 6: Final answer
    x = 14,848.59

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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.