Home / 18,075.96-27,099.36-10,274.04

Finding the Fourth Proportional to 18,075.96, 27,099.36 and 10,274.04

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Solution

The fourth proportional to 18,075.96, 27,099.36 and 10,274.04 is: 15,402.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,075.96 : 27,099.36 = 10,274.04 : x
  2. Step 2: Convert to fraction form
    18,075.96/27,099.36 = 10,274.04/x
  3. Step 3: Cross multiply
    18,075.96x = 27,099.36 × 10,274.04
  4. Step 4: Simplify right side
    18,075.96x = 278,419,908.61
  5. Step 5: Solve for x
    x = 278,419,908.61/18,075.96
  6. Step 6: Final answer
    x = 15,402.77

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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.