Home / 27,413.54-41,107.34-12,618.08

Finding the Fourth Proportional to 27,413.54, 41,107.34 and 12,618.08

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Solution

The fourth proportional to 27,413.54, 41,107.34 and 12,618.08 is: 18,921.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,413.54 : 41,107.34 = 12,618.08 : x
  2. Step 2: Convert to fraction form
    27,413.54/41,107.34 = 12,618.08/x
  3. Step 3: Cross multiply
    27,413.54x = 41,107.34 × 12,618.08
  4. Step 4: Simplify right side
    27,413.54x = 518,695,704.71
  5. Step 5: Solve for x
    x = 518,695,704.71/27,413.54
  6. Step 6: Final answer
    x = 18,921.15

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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.