Home / 12,735.02-19,103.83-4,413.13

Finding the Fourth Proportional to 12,735.02, 19,103.83 and 4,413.13

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Solution

The fourth proportional to 12,735.02, 19,103.83 and 4,413.13 is: 6,620.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,735.02 : 19,103.83 = 4,413.13 : x
  2. Step 2: Convert to fraction form
    12,735.02/19,103.83 = 4,413.13/x
  3. Step 3: Cross multiply
    12,735.02x = 19,103.83 × 4,413.13
  4. Step 4: Simplify right side
    12,735.02x = 84,307,626.50
  5. Step 5: Solve for x
    x = 84,307,626.50/12,735.02
  6. Step 6: Final answer
    x = 6,620.14

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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.