Home / 14,072.12-21,083.94-9,325.32

Finding the Fourth Proportional to 14,072.12, 21,083.94 and 9,325.32

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Solution

The fourth proportional to 14,072.12, 21,083.94 and 9,325.32 is: 13,971.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,072.12 : 21,083.94 = 9,325.32 : x
  2. Step 2: Convert to fraction form
    14,072.12/21,083.94 = 9,325.32/x
  3. Step 3: Cross multiply
    14,072.12x = 21,083.94 × 9,325.32
  4. Step 4: Simplify right side
    14,072.12x = 196,614,487.36
  5. Step 5: Solve for x
    x = 196,614,487.36/14,072.12
  6. Step 6: Final answer
    x = 13,971.92

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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.