Home / 37,267.20-51,413.54-21,131.10

Finding the Fourth Proportional to 37,267.20, 51,413.54 and 21,131.10

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Solution

The fourth proportional to 37,267.20, 51,413.54 and 21,131.10 is: 29,152.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,267.20 : 51,413.54 = 21,131.10 : x
  2. Step 2: Convert to fraction form
    37,267.20/51,413.54 = 21,131.10/x
  3. Step 3: Cross multiply
    37,267.20x = 51,413.54 × 21,131.10
  4. Step 4: Simplify right side
    37,267.20x = 1,086,424,549.44
  5. Step 5: Solve for x
    x = 1,086,424,549.44/37,267.20
  6. Step 6: Final answer
    x = 29,152.30

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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.