Home / 12,727.52-19,083.84-4,830.56

Finding the Fourth Proportional to 12,727.52, 19,083.84 and 4,830.56

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Solution

The fourth proportional to 12,727.52, 19,083.84 and 4,830.56 is: 7,243.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,727.52 : 19,083.84 = 4,830.56 : x
  2. Step 2: Convert to fraction form
    12,727.52/19,083.84 = 4,830.56/x
  3. Step 3: Cross multiply
    12,727.52x = 19,083.84 × 4,830.56
  4. Step 4: Simplify right side
    12,727.52x = 92,185,634.15
  5. Step 5: Solve for x
    x = 92,185,634.15/12,727.52
  6. Step 6: Final answer
    x = 7,243.02

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1.5x scale

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.