Home / 31,963.69-44,081.25-20,028.34

Finding the Fourth Proportional to 31,963.69, 44,081.25 and 20,028.34

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Solution

The fourth proportional to 31,963.69, 44,081.25 and 20,028.34 is: 27,621.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,963.69 : 44,081.25 = 20,028.34 : x
  2. Step 2: Convert to fraction form
    31,963.69/44,081.25 = 20,028.34/x
  3. Step 3: Cross multiply
    31,963.69x = 44,081.25 × 20,028.34
  4. Step 4: Simplify right side
    31,963.69x = 882,874,262.63
  5. Step 5: Solve for x
    x = 882,874,262.63/31,963.69
  6. Step 6: Final answer
    x = 27,621.16

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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.