Home / 39,933.54-59,849.46-21,222.54

Finding the Fourth Proportional to 39,933.54, 59,849.46 and 21,222.54

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Solution

The fourth proportional to 39,933.54, 59,849.46 and 21,222.54 is: 31,806.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,933.54 : 59,849.46 = 21,222.54 : x
  2. Step 2: Convert to fraction form
    39,933.54/59,849.46 = 21,222.54/x
  3. Step 3: Cross multiply
    39,933.54x = 59,849.46 × 21,222.54
  4. Step 4: Simplify right side
    39,933.54x = 1,270,157,558.83
  5. Step 5: Solve for x
    x = 1,270,157,558.83/39,933.54
  6. Step 6: Final answer
    x = 31,806.79

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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.