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Finding the Fourth Proportional to 23,571.66, 35,363.25 and 7,989.42

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Solution

The fourth proportional to 23,571.66, 35,363.25 and 7,989.42 is: 11,986.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,571.66 : 35,363.25 = 7,989.42 : x
  2. Step 2: Convert to fraction form
    23,571.66/35,363.25 = 7,989.42/x
  3. Step 3: Cross multiply
    23,571.66x = 35,363.25 × 7,989.42
  4. Step 4: Simplify right side
    23,571.66x = 282,531,856.82
  5. Step 5: Solve for x
    x = 282,531,856.82/23,571.66
  6. Step 6: Final answer
    x = 11,986.08

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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.