Home / 39,993.88-55,191.97-22,089.34

Finding the Fourth Proportional to 39,993.88, 55,191.97 and 22,089.34

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Solution

The fourth proportional to 39,993.88, 55,191.97 and 22,089.34 is: 30,483.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,993.88 : 55,191.97 = 22,089.34 : x
  2. Step 2: Convert to fraction form
    39,993.88/55,191.97 = 22,089.34/x
  3. Step 3: Cross multiply
    39,993.88x = 55,191.97 × 22,089.34
  4. Step 4: Simplify right side
    39,993.88x = 1,219,154,190.60
  5. Step 5: Solve for x
    x = 1,219,154,190.60/39,993.88
  6. Step 6: Final answer
    x = 30,483.52

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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.