Home / 16,976.20-25,413.10-14,928.20

Finding the Fourth Proportional to 16,976.20, 25,413.10 and 14,928.20

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Solution

The fourth proportional to 16,976.20, 25,413.10 and 14,928.20 is: 22,347.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,976.20 : 25,413.10 = 14,928.20 : x
  2. Step 2: Convert to fraction form
    16,976.20/25,413.10 = 14,928.20/x
  3. Step 3: Cross multiply
    16,976.20x = 25,413.10 × 14,928.20
  4. Step 4: Simplify right side
    16,976.20x = 379,371,839.42
  5. Step 5: Solve for x
    x = 379,371,839.42/16,976.20
  6. Step 6: Final answer
    x = 22,347.28

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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.