Home / 12,053.21-18,075.57-3,617.19

Finding the Fourth Proportional to 12,053.21, 18,075.57 and 3,617.19

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Solution

The fourth proportional to 12,053.21, 18,075.57 and 3,617.19 is: 5,424.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,053.21 : 18,075.57 = 3,617.19 : x
  2. Step 2: Convert to fraction form
    12,053.21/18,075.57 = 3,617.19/x
  3. Step 3: Cross multiply
    12,053.21x = 18,075.57 × 3,617.19
  4. Step 4: Simplify right side
    12,053.21x = 65,382,771.05
  5. Step 5: Solve for x
    x = 65,382,771.05/12,053.21
  6. Step 6: Final answer
    x = 5,424.51

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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.