Home / 11,540.88-17,214.12-9,670.32

Finding the Fourth Proportional to 11,540.88, 17,214.12 and 9,670.32

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Solution

The fourth proportional to 11,540.88, 17,214.12 and 9,670.32 is: 14,424.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,540.88 : 17,214.12 = 9,670.32 : x
  2. Step 2: Convert to fraction form
    11,540.88/17,214.12 = 9,670.32/x
  3. Step 3: Cross multiply
    11,540.88x = 17,214.12 × 9,670.32
  4. Step 4: Simplify right side
    11,540.88x = 166,466,048.92
  5. Step 5: Solve for x
    x = 166,466,048.92/11,540.88
  6. Step 6: Final answer
    x = 14,424.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.