Home / 12,848.98-19,276.52-4,083.90

Finding the Fourth Proportional to 12,848.98, 19,276.52 and 4,083.90

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Solution

The fourth proportional to 12,848.98, 19,276.52 and 4,083.90 is: 6,126.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,848.98 : 19,276.52 = 4,083.90 : x
  2. Step 2: Convert to fraction form
    12,848.98/19,276.52 = 4,083.90/x
  3. Step 3: Cross multiply
    12,848.98x = 19,276.52 × 4,083.90
  4. Step 4: Simplify right side
    12,848.98x = 78,723,380.03
  5. Step 5: Solve for x
    x = 78,723,380.03/12,848.98
  6. Step 6: Final answer
    x = 6,126.82

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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.