Home / 18,556.57-27,838.74-6,075.64

Finding the Fourth Proportional to 18,556.57, 27,838.74 and 6,075.64

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Solution

The fourth proportional to 18,556.57, 27,838.74 and 6,075.64 is: 9,114.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,556.57 : 27,838.74 = 6,075.64 : x
  2. Step 2: Convert to fraction form
    18,556.57/27,838.74 = 6,075.64/x
  3. Step 3: Cross multiply
    18,556.57x = 27,838.74 × 6,075.64
  4. Step 4: Simplify right side
    18,556.57x = 169,138,023.10
  5. Step 5: Solve for x
    x = 169,138,023.10/18,556.57
  6. Step 6: Final answer
    x = 9,114.73

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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.