Home / 14,144.26-21,216.40-4,910.26

Finding the Fourth Proportional to 14,144.26, 21,216.40 and 4,910.26

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Solution

The fourth proportional to 14,144.26, 21,216.40 and 4,910.26 is: 7,365.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,144.26 : 21,216.40 = 4,910.26 : x
  2. Step 2: Convert to fraction form
    14,144.26/21,216.40 = 4,910.26/x
  3. Step 3: Cross multiply
    14,144.26x = 21,216.40 × 4,910.26
  4. Step 4: Simplify right side
    14,144.26x = 104,178,040.26
  5. Step 5: Solve for x
    x = 104,178,040.26/14,144.26
  6. Step 6: Final answer
    x = 7,365.39

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Double scale
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Similar ratio
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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.