Home / 12,442.24-17,170.26-6,853.24

Finding the Fourth Proportional to 12,442.24, 17,170.26 and 6,853.24

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Solution

The fourth proportional to 12,442.24, 17,170.26 and 6,853.24 is: 9,457.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,442.24 : 17,170.26 = 6,853.24 : x
  2. Step 2: Convert to fraction form
    12,442.24/17,170.26 = 6,853.24/x
  3. Step 3: Cross multiply
    12,442.24x = 17,170.26 × 6,853.24
  4. Step 4: Simplify right side
    12,442.24x = 117,671,912.64
  5. Step 5: Solve for x
    x = 117,671,912.64/12,442.24
  6. Step 6: Final answer
    x = 9,457.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.