Home / 14,548.54-21,832.38-7,979.34

Finding the Fourth Proportional to 14,548.54, 21,832.38 and 7,979.34

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Solution

The fourth proportional to 14,548.54, 21,832.38 and 7,979.34 is: 11,974.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,548.54 : 21,832.38 = 7,979.34 : x
  2. Step 2: Convert to fraction form
    14,548.54/21,832.38 = 7,979.34/x
  3. Step 3: Cross multiply
    14,548.54x = 21,832.38 × 7,979.34
  4. Step 4: Simplify right side
    14,548.54x = 174,207,983.03
  5. Step 5: Solve for x
    x = 174,207,983.03/14,548.54
  6. Step 6: Final answer
    x = 11,974.26

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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.