Home / 12,735.40-19,098.52-4,413.18

Finding the Fourth Proportional to 12,735.40, 19,098.52 and 4,413.18

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Solution

The fourth proportional to 12,735.40, 19,098.52 and 4,413.18 is: 6,618.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,735.40 : 19,098.52 = 4,413.18 : x
  2. Step 2: Convert to fraction form
    12,735.40/19,098.52 = 4,413.18/x
  3. Step 3: Cross multiply
    12,735.40x = 19,098.52 × 4,413.18
  4. Step 4: Simplify right side
    12,735.40x = 84,285,206.49
  5. Step 5: Solve for x
    x = 84,285,206.49/12,735.40
  6. Step 6: Final answer
    x = 6,618.18

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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.