Home / 14,480.22-19,974.15-8,881.50

Finding the Fourth Proportional to 14,480.22, 19,974.15 and 8,881.50

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Solution

The fourth proportional to 14,480.22, 19,974.15 and 8,881.50 is: 12,251.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,480.22 : 19,974.15 = 8,881.50 : x
  2. Step 2: Convert to fraction form
    14,480.22/19,974.15 = 8,881.50/x
  3. Step 3: Cross multiply
    14,480.22x = 19,974.15 × 8,881.50
  4. Step 4: Simplify right side
    14,480.22x = 177,400,413.23
  5. Step 5: Solve for x
    x = 177,400,413.23/14,480.22
  6. Step 6: Final answer
    x = 12,251.22

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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.