Home / 18,075.57-27,095.66-7,548.60

Finding the Fourth Proportional to 18,075.57, 27,095.66 and 7,548.60

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Solution

The fourth proportional to 18,075.57, 27,095.66 and 7,548.60 is: 11,315.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,075.57 : 27,095.66 = 7,548.60 : x
  2. Step 2: Convert to fraction form
    18,075.57/27,095.66 = 7,548.60/x
  3. Step 3: Cross multiply
    18,075.57x = 27,095.66 × 7,548.60
  4. Step 4: Simplify right side
    18,075.57x = 204,534,419.56
  5. Step 5: Solve for x
    x = 204,534,419.56/18,075.57
  6. Step 6: Final answer
    x = 11,315.51

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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.