Home / 27,330.20-40,995.30-17,480.60

Finding the Fourth Proportional to 27,330.20, 40,995.30 and 17,480.60

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Solution

The fourth proportional to 27,330.20, 40,995.30 and 17,480.60 is: 26,220.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,330.20 : 40,995.30 = 17,480.60 : x
  2. Step 2: Convert to fraction form
    27,330.20/40,995.30 = 17,480.60/x
  3. Step 3: Cross multiply
    27,330.20x = 40,995.30 × 17,480.60
  4. Step 4: Simplify right side
    27,330.20x = 716,622,441.18
  5. Step 5: Solve for x
    x = 716,622,441.18/27,330.20
  6. Step 6: Final answer
    x = 26,220.90

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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.