Home / 12,413.49-18,620.43-3,053.52

Finding the Fourth Proportional to 12,413.49, 18,620.43 and 3,053.52

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Solution

The fourth proportional to 12,413.49, 18,620.43 and 3,053.52 is: 4,580.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,413.49 : 18,620.43 = 3,053.52 : x
  2. Step 2: Convert to fraction form
    12,413.49/18,620.43 = 3,053.52/x
  3. Step 3: Cross multiply
    12,413.49x = 18,620.43 × 3,053.52
  4. Step 4: Simplify right side
    12,413.49x = 56,857,855.41
  5. Step 5: Solve for x
    x = 56,857,855.41/12,413.49
  6. Step 6: Final answer
    x = 4,580.33

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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.