Home / 19,431.36-26,817.84-11,046.24

Finding the Fourth Proportional to 19,431.36, 26,817.84 and 11,046.24

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Solution

The fourth proportional to 19,431.36, 26,817.84 and 11,046.24 is: 15,245.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,431.36 : 26,817.84 = 11,046.24 : x
  2. Step 2: Convert to fraction form
    19,431.36/26,817.84 = 11,046.24/x
  3. Step 3: Cross multiply
    19,431.36x = 26,817.84 × 11,046.24
  4. Step 4: Simplify right side
    19,431.36x = 296,236,296.92
  5. Step 5: Solve for x
    x = 296,236,296.92/19,431.36
  6. Step 6: Final answer
    x = 15,245.27

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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.