Home / 12,413.36-18,610.16-4,514.64

Finding the Fourth Proportional to 12,413.36, 18,610.16 and 4,514.64

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Solution

The fourth proportional to 12,413.36, 18,610.16 and 4,514.64 is: 6,768.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,413.36 : 18,610.16 = 4,514.64 : x
  2. Step 2: Convert to fraction form
    12,413.36/18,610.16 = 4,514.64/x
  3. Step 3: Cross multiply
    12,413.36x = 18,610.16 × 4,514.64
  4. Step 4: Simplify right side
    12,413.36x = 84,018,172.74
  5. Step 5: Solve for x
    x = 84,018,172.74/12,413.36
  6. Step 6: Final answer
    x = 6,768.37

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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.