Home / 18,055.68-27,075.84-6,370.56

Finding the Fourth Proportional to 18,055.68, 27,075.84 and 6,370.56

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Solution

The fourth proportional to 18,055.68, 27,075.84 and 6,370.56 is: 9,553.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,055.68 : 27,075.84 = 6,370.56 : x
  2. Step 2: Convert to fraction form
    18,055.68/27,075.84 = 6,370.56/x
  3. Step 3: Cross multiply
    18,055.68x = 27,075.84 × 6,370.56
  4. Step 4: Simplify right side
    18,055.68x = 172,488,263.27
  5. Step 5: Solve for x
    x = 172,488,263.27/18,055.68
  6. Step 6: Final answer
    x = 9,553.13

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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.