Home / 12,747.36-19,104.96-5,348

Finding the Fourth Proportional to 12,747.36, 19,104.96 and 5,348

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Solution

The fourth proportional to 12,747.36, 19,104.96 and 5,348 is: 8,015.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,747.36 : 19,104.96 = 5,348 : x
  2. Step 2: Convert to fraction form
    12,747.36/19,104.96 = 5,348/x
  3. Step 3: Cross multiply
    12,747.36x = 19,104.96 × 5,348
  4. Step 4: Simplify right side
    12,747.36x = 102,173,326.08
  5. Step 5: Solve for x
    x = 102,173,326.08/12,747.36
  6. Step 6: Final answer
    x = 8,015.25

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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.