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Finding the Fourth Proportional to 23,657.99, 35,485.58 and 8,865.66

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Solution

The fourth proportional to 23,657.99, 35,485.58 and 8,865.66 is: 13,297.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,657.99 : 35,485.58 = 8,865.66 : x
  2. Step 2: Convert to fraction form
    23,657.99/35,485.58 = 8,865.66/x
  3. Step 3: Cross multiply
    23,657.99x = 35,485.58 × 8,865.66
  4. Step 4: Simplify right side
    23,657.99x = 314,603,042.85
  5. Step 5: Solve for x
    x = 314,603,042.85/23,657.99
  6. Step 6: Final answer
    x = 13,297.96

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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.