Home / 23,428.78-35,163.96-10,955.59

Finding the Fourth Proportional to 23,428.78, 35,163.96 and 10,955.59

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Solution

The fourth proportional to 23,428.78, 35,163.96 and 10,955.59 is: 16,443.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,428.78 : 35,163.96 = 10,955.59 : x
  2. Step 2: Convert to fraction form
    23,428.78/35,163.96 = 10,955.59/x
  3. Step 3: Cross multiply
    23,428.78x = 35,163.96 × 10,955.59
  4. Step 4: Simplify right side
    23,428.78x = 385,241,928.54
  5. Step 5: Solve for x
    x = 385,241,928.54/23,428.78
  6. Step 6: Final answer
    x = 16,443.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.