Home / 22,366.62-30,867.57-13,413.93

Finding the Fourth Proportional to 22,366.62, 30,867.57 and 13,413.93

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Solution

The fourth proportional to 22,366.62, 30,867.57 and 13,413.93 is: 18,512.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,366.62 : 30,867.57 = 13,413.93 : x
  2. Step 2: Convert to fraction form
    22,366.62/30,867.57 = 13,413.93/x
  3. Step 3: Cross multiply
    22,366.62x = 30,867.57 × 13,413.93
  4. Step 4: Simplify right side
    22,366.62x = 414,055,423.25
  5. Step 5: Solve for x
    x = 414,055,423.25/22,366.62
  6. Step 6: Final answer
    x = 18,512.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.