Home / 12,072.63-18,114.11-5,054.29

Finding the Fourth Proportional to 12,072.63, 18,114.11 and 5,054.29

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Solution

The fourth proportional to 12,072.63, 18,114.11 and 5,054.29 is: 7,583.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,072.63 : 18,114.11 = 5,054.29 : x
  2. Step 2: Convert to fraction form
    12,072.63/18,114.11 = 5,054.29/x
  3. Step 3: Cross multiply
    12,072.63x = 18,114.11 × 5,054.29
  4. Step 4: Simplify right side
    12,072.63x = 91,553,965.03
  5. Step 5: Solve for x
    x = 91,553,965.03/12,072.63
  6. Step 6: Final answer
    x = 7,583.60

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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.