Home / 14,273.32-21,413.54-5,388.63

Finding the Fourth Proportional to 14,273.32, 21,413.54 and 5,388.63

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Solution

The fourth proportional to 14,273.32, 21,413.54 and 5,388.63 is: 8,084.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,273.32 : 21,413.54 = 5,388.63 : x
  2. Step 2: Convert to fraction form
    14,273.32/21,413.54 = 5,388.63/x
  3. Step 3: Cross multiply
    14,273.32x = 21,413.54 × 5,388.63
  4. Step 4: Simplify right side
    14,273.32x = 115,389,536.98
  5. Step 5: Solve for x
    x = 115,389,536.98/14,273.32
  6. Step 6: Final answer
    x = 8,084.28

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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.