Home / 27,804.20-41,706.30-10,270.40

Finding the Fourth Proportional to 27,804.20, 41,706.30 and 10,270.40

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Solution

The fourth proportional to 27,804.20, 41,706.30 and 10,270.40 is: 15,405.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,804.20 : 41,706.30 = 10,270.40 : x
  2. Step 2: Convert to fraction form
    27,804.20/41,706.30 = 10,270.40/x
  3. Step 3: Cross multiply
    27,804.20x = 41,706.30 × 10,270.40
  4. Step 4: Simplify right side
    27,804.20x = 428,340,383.52
  5. Step 5: Solve for x
    x = 428,340,383.52/27,804.20
  6. Step 6: Final answer
    x = 15,405.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.