Home / 18,051.89-27,075.32-5,572.32

Finding the Fourth Proportional to 18,051.89, 27,075.32 and 5,572.32

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Solution

The fourth proportional to 18,051.89, 27,075.32 and 5,572.32 is: 8,357.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,051.89 : 27,075.32 = 5,572.32 : x
  2. Step 2: Convert to fraction form
    18,051.89/27,075.32 = 5,572.32/x
  3. Step 3: Cross multiply
    18,051.89x = 27,075.32 × 5,572.32
  4. Step 4: Simplify right side
    18,051.89x = 150,872,361.07
  5. Step 5: Solve for x
    x = 150,872,361.07/18,051.89
  6. Step 6: Final answer
    x = 8,357.71

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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.