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Finding the Fourth Proportional to 23,469.68, 35,205.06 and 7,887.44

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Solution

The fourth proportional to 23,469.68, 35,205.06 and 7,887.44 is: 11,831.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,469.68 : 35,205.06 = 7,887.44 : x
  2. Step 2: Convert to fraction form
    23,469.68/35,205.06 = 7,887.44/x
  3. Step 3: Cross multiply
    23,469.68x = 35,205.06 × 7,887.44
  4. Step 4: Simplify right side
    23,469.68x = 277,677,798.45
  5. Step 5: Solve for x
    x = 277,677,798.45/23,469.68
  6. Step 6: Final answer
    x = 11,831.34

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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.