Home / 12,745.26-19,110.30-4,848.35

Finding the Fourth Proportional to 12,745.26, 19,110.30 and 4,848.35

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Solution

The fourth proportional to 12,745.26, 19,110.30 and 4,848.35 is: 7,269.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,745.26 : 19,110.30 = 4,848.35 : x
  2. Step 2: Convert to fraction form
    12,745.26/19,110.30 = 4,848.35/x
  3. Step 3: Cross multiply
    12,745.26x = 19,110.30 × 4,848.35
  4. Step 4: Simplify right side
    12,745.26x = 92,653,327.45
  5. Step 5: Solve for x
    x = 92,653,327.45/12,745.26
  6. Step 6: Final answer
    x = 7,269.63

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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.