Home / 13,272.54-19,908.15-4,951.91

Finding the Fourth Proportional to 13,272.54, 19,908.15 and 4,951.91

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Solution

The fourth proportional to 13,272.54, 19,908.15 and 4,951.91 is: 7,427.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,272.54 : 19,908.15 = 4,951.91 : x
  2. Step 2: Convert to fraction form
    13,272.54/19,908.15 = 4,951.91/x
  3. Step 3: Cross multiply
    13,272.54x = 19,908.15 × 4,951.91
  4. Step 4: Simplify right side
    13,272.54x = 98,583,367.07
  5. Step 5: Solve for x
    x = 98,583,367.07/13,272.54
  6. Step 6: Final answer
    x = 7,427.62

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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.