Home / 17,058.24-25,540.11-8,720.30

Finding the Fourth Proportional to 17,058.24, 25,540.11 and 8,720.30

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Solution

The fourth proportional to 17,058.24, 25,540.11 and 8,720.30 is: 13,056.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,058.24 : 25,540.11 = 8,720.30 : x
  2. Step 2: Convert to fraction form
    17,058.24/25,540.11 = 8,720.30/x
  3. Step 3: Cross multiply
    17,058.24x = 25,540.11 × 8,720.30
  4. Step 4: Simplify right side
    17,058.24x = 222,717,421.23
  5. Step 5: Solve for x
    x = 222,717,421.23/17,058.24
  6. Step 6: Final answer
    x = 13,056.30

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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.