Home / 14,983.04-20,677.92-8,270.12

Finding the Fourth Proportional to 14,983.04, 20,677.92 and 8,270.12

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Solution

The fourth proportional to 14,983.04, 20,677.92 and 8,270.12 is: 11,413.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,983.04 : 20,677.92 = 8,270.12 : x
  2. Step 2: Convert to fraction form
    14,983.04/20,677.92 = 8,270.12/x
  3. Step 3: Cross multiply
    14,983.04x = 20,677.92 × 8,270.12
  4. Step 4: Simplify right side
    14,983.04x = 171,008,879.75
  5. Step 5: Solve for x
    x = 171,008,879.75/14,983.04
  6. Step 6: Final answer
    x = 11,413.50

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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.