Home / 18,062.55-27,075.60-8,208.90

Finding the Fourth Proportional to 18,062.55, 27,075.60 and 8,208.90

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Solution

The fourth proportional to 18,062.55, 27,075.60 and 8,208.90 is: 12,305.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,062.55 : 27,075.60 = 8,208.90 : x
  2. Step 2: Convert to fraction form
    18,062.55/27,075.60 = 8,208.90/x
  3. Step 3: Cross multiply
    18,062.55x = 27,075.60 × 8,208.90
  4. Step 4: Simplify right side
    18,062.55x = 222,260,892.84
  5. Step 5: Solve for x
    x = 222,260,892.84/18,062.55
  6. Step 6: Final answer
    x = 12,305.07

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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.