Home / 13,052.75-19,576.69-4,286.52

Finding the Fourth Proportional to 13,052.75, 19,576.69 and 4,286.52

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Solution

The fourth proportional to 13,052.75, 19,576.69 and 4,286.52 is: 6,428.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,052.75 : 19,576.69 = 4,286.52 : x
  2. Step 2: Convert to fraction form
    13,052.75/19,576.69 = 4,286.52/x
  3. Step 3: Cross multiply
    13,052.75x = 19,576.69 × 4,286.52
  4. Step 4: Simplify right side
    13,052.75x = 83,915,862.50
  5. Step 5: Solve for x
    x = 83,915,862.50/13,052.75
  6. Step 6: Final answer
    x = 6,428.98

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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.