Home / 13,955.88-19,243.41-10,761.96

Finding the Fourth Proportional to 13,955.88, 19,243.41 and 10,761.96

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Solution

The fourth proportional to 13,955.88, 19,243.41 and 10,761.96 is: 14,839.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,955.88 : 19,243.41 = 10,761.96 : x
  2. Step 2: Convert to fraction form
    13,955.88/19,243.41 = 10,761.96/x
  3. Step 3: Cross multiply
    13,955.88x = 19,243.41 × 10,761.96
  4. Step 4: Simplify right side
    13,955.88x = 207,096,808.68
  5. Step 5: Solve for x
    x = 207,096,808.68/13,955.88
  6. Step 6: Final answer
    x = 14,839.39

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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.