Home / 36,020.54-49,706.52-20,107.28

Finding the Fourth Proportional to 36,020.54, 49,706.52 and 20,107.28

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Solution

The fourth proportional to 36,020.54, 49,706.52 and 20,107.28 is: 27,747.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,020.54 : 49,706.52 = 20,107.28 : x
  2. Step 2: Convert to fraction form
    36,020.54/49,706.52 = 20,107.28/x
  3. Step 3: Cross multiply
    36,020.54x = 49,706.52 × 20,107.28
  4. Step 4: Simplify right side
    36,020.54x = 999,462,915.47
  5. Step 5: Solve for x
    x = 999,462,915.47/36,020.54
  6. Step 6: Final answer
    x = 27,747.03

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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.