Home / 29,014.20-43,521.30-8,237.70

Finding the Fourth Proportional to 29,014.20, 43,521.30 and 8,237.70

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Solution

The fourth proportional to 29,014.20, 43,521.30 and 8,237.70 is: 12,356.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,014.20 : 43,521.30 = 8,237.70 : x
  2. Step 2: Convert to fraction form
    29,014.20/43,521.30 = 8,237.70/x
  3. Step 3: Cross multiply
    29,014.20x = 43,521.30 × 8,237.70
  4. Step 4: Simplify right side
    29,014.20x = 358,515,413.01
  5. Step 5: Solve for x
    x = 358,515,413.01/29,014.20
  6. Step 6: Final answer
    x = 12,356.55

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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.