Home / 39,112.25-53,974.58-22,119.83

Finding the Fourth Proportional to 39,112.25, 53,974.58 and 22,119.83

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Solution

The fourth proportional to 39,112.25, 53,974.58 and 22,119.83 is: 30,525.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,112.25 : 53,974.58 = 22,119.83 : x
  2. Step 2: Convert to fraction form
    39,112.25/53,974.58 = 22,119.83/x
  3. Step 3: Cross multiply
    39,112.25x = 53,974.58 × 22,119.83
  4. Step 4: Simplify right side
    39,112.25x = 1,193,908,533.92
  5. Step 5: Solve for x
    x = 1,193,908,533.92/39,112.25
  6. Step 6: Final answer
    x = 30,525.18

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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.