Home / 38,929.44-53,723.04-22,162.56

Finding the Fourth Proportional to 38,929.44, 53,723.04 and 22,162.56

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Solution

The fourth proportional to 38,929.44, 53,723.04 and 22,162.56 is: 30,584.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,929.44 : 53,723.04 = 22,162.56 : x
  2. Step 2: Convert to fraction form
    38,929.44/53,723.04 = 22,162.56/x
  3. Step 3: Cross multiply
    38,929.44x = 53,723.04 × 22,162.56
  4. Step 4: Simplify right side
    38,929.44x = 1,190,640,097.38
  5. Step 5: Solve for x
    x = 1,190,640,097.38/38,929.44
  6. Step 6: Final answer
    x = 30,584.57

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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.