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Finding the Fourth Proportional to 30,571.37, 45,847.58 and 14,766.58

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Solution

The fourth proportional to 30,571.37, 45,847.58 and 14,766.58 is: 22,145.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,571.37 : 45,847.58 = 14,766.58 : x
  2. Step 2: Convert to fraction form
    30,571.37/45,847.58 = 14,766.58/x
  3. Step 3: Cross multiply
    30,571.37x = 45,847.58 × 14,766.58
  4. Step 4: Simplify right side
    30,571.37x = 677,011,728.64
  5. Step 5: Solve for x
    x = 677,011,728.64/30,571.37
  6. Step 6: Final answer
    x = 22,145.29

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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.