Home / 12,442.26-17,170.26-6,853.26

Finding the Fourth Proportional to 12,442.26, 17,170.26 and 6,853.26

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Solution

The fourth proportional to 12,442.26, 17,170.26 and 6,853.26 is: 9,457.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,442.26 : 17,170.26 = 6,853.26 : x
  2. Step 2: Convert to fraction form
    12,442.26/17,170.26 = 6,853.26/x
  3. Step 3: Cross multiply
    12,442.26x = 17,170.26 × 6,853.26
  4. Step 4: Simplify right side
    12,442.26x = 117,672,256.05
  5. Step 5: Solve for x
    x = 117,672,256.05/12,442.26
  6. Step 6: Final answer
    x = 9,457.47

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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.