Home / 39,904.55-55,065.93-22,906.09

Finding the Fourth Proportional to 39,904.55, 55,065.93 and 22,906.09

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Solution

The fourth proportional to 39,904.55, 55,065.93 and 22,906.09 is: 31,609.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,904.55 : 55,065.93 = 22,906.09 : x
  2. Step 2: Convert to fraction form
    39,904.55/55,065.93 = 22,906.09/x
  3. Step 3: Cross multiply
    39,904.55x = 55,065.93 × 22,906.09
  4. Step 4: Simplify right side
    39,904.55x = 1,261,345,131.45
  5. Step 5: Solve for x
    x = 1,261,345,131.45/39,904.55
  6. Step 6: Final answer
    x = 31,609.06

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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.