Home / 39,940.93-55,118.66-22,036.46

Finding the Fourth Proportional to 39,940.93, 55,118.66 and 22,036.46

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Solution

The fourth proportional to 39,940.93, 55,118.66 and 22,036.46 is: 30,410.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,940.93 : 55,118.66 = 22,036.46 : x
  2. Step 2: Convert to fraction form
    39,940.93/55,118.66 = 22,036.46/x
  3. Step 3: Cross multiply
    39,940.93x = 55,118.66 × 22,036.46
  4. Step 4: Simplify right side
    39,940.93x = 1,214,619,760.57
  5. Step 5: Solve for x
    x = 1,214,619,760.57/39,940.93
  6. Step 6: Final answer
    x = 30,410.41

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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.