Home / 27,091.06-40,638.60-7,371.16

Finding the Fourth Proportional to 27,091.06, 40,638.60 and 7,371.16

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Solution

The fourth proportional to 27,091.06, 40,638.60 and 7,371.16 is: 11,057.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,091.06 : 40,638.60 = 7,371.16 : x
  2. Step 2: Convert to fraction form
    27,091.06/40,638.60 = 7,371.16/x
  3. Step 3: Cross multiply
    27,091.06x = 40,638.60 × 7,371.16
  4. Step 4: Simplify right side
    27,091.06x = 299,553,622.78
  5. Step 5: Solve for x
    x = 299,553,622.78/27,091.06
  6. Step 6: Final answer
    x = 11,057.29

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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.