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Finding the Fourth Proportional to 14,961.63, 22,413.72 and 8,367.84

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Solution

The fourth proportional to 14,961.63, 22,413.72 and 8,367.84 is: 12,535.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,961.63 : 22,413.72 = 8,367.84 : x
  2. Step 2: Convert to fraction form
    14,961.63/22,413.72 = 8,367.84/x
  3. Step 3: Cross multiply
    14,961.63x = 22,413.72 × 8,367.84
  4. Step 4: Simplify right side
    14,961.63x = 187,554,422.76
  5. Step 5: Solve for x
    x = 187,554,422.76/14,961.63
  6. Step 6: Final answer
    x = 12,535.69

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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.