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Finding the Fourth Proportional to 23,649.44, 35,477.92 and 7,855.04

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Solution

The fourth proportional to 23,649.44, 35,477.92 and 7,855.04 is: 11,783.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,649.44 : 35,477.92 = 7,855.04 : x
  2. Step 2: Convert to fraction form
    23,649.44/35,477.92 = 7,855.04/x
  3. Step 3: Cross multiply
    23,649.44x = 35,477.92 × 7,855.04
  4. Step 4: Simplify right side
    23,649.44x = 278,680,480.72
  5. Step 5: Solve for x
    x = 278,680,480.72/23,649.44
  6. Step 6: Final answer
    x = 11,783.81

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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.