Home / 12,442.22-17,170.27-6,853.22

Finding the Fourth Proportional to 12,442.22, 17,170.27 and 6,853.22

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Solution

The fourth proportional to 12,442.22, 17,170.27 and 6,853.22 is: 9,457.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,442.22 : 17,170.27 = 6,853.22 : x
  2. Step 2: Convert to fraction form
    12,442.22/17,170.27 = 6,853.22/x
  3. Step 3: Cross multiply
    12,442.22x = 17,170.27 × 6,853.22
  4. Step 4: Simplify right side
    12,442.22x = 117,671,599.17
  5. Step 5: Solve for x
    x = 117,671,599.17/12,442.22
  6. Step 6: Final answer
    x = 9,457.44

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Half scale
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Double scale
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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.