Home / 12,848.40-19,272.52-4,083.98

Finding the Fourth Proportional to 12,848.40, 19,272.52 and 4,083.98

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Solution

The fourth proportional to 12,848.40, 19,272.52 and 4,083.98 is: 6,125.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,848.40 : 19,272.52 = 4,083.98 : x
  2. Step 2: Convert to fraction form
    12,848.40/19,272.52 = 4,083.98/x
  3. Step 3: Cross multiply
    12,848.40x = 19,272.52 × 4,083.98
  4. Step 4: Simplify right side
    12,848.40x = 78,708,586.23
  5. Step 5: Solve for x
    x = 78,708,586.23/12,848.40
  6. Step 6: Final answer
    x = 6,125.94

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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.