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Finding the Fourth Proportional to 39,544.50, 54,571.00 and 22,551.51

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Solution

The fourth proportional to 39,544.50, 54,571.00 and 22,551.51 is: 31,120.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,544.50 : 54,571.00 = 22,551.51 : x
  2. Step 2: Convert to fraction form
    39,544.50/54,571.00 = 22,551.51/x
  3. Step 3: Cross multiply
    39,544.50x = 54,571.00 × 22,551.51
  4. Step 4: Simplify right side
    39,544.50x = 1,230,658,339.45
  5. Step 5: Solve for x
    x = 1,230,658,339.45/39,544.50
  6. Step 6: Final answer
    x = 31,120.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.