Home / 19,488.16-26,893.92-11,104.48

Finding the Fourth Proportional to 19,488.16, 26,893.92 and 11,104.48

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Solution

The fourth proportional to 19,488.16, 26,893.92 and 11,104.48 is: 15,324.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,488.16 : 26,893.92 = 11,104.48 : x
  2. Step 2: Convert to fraction form
    19,488.16/26,893.92 = 11,104.48/x
  3. Step 3: Cross multiply
    19,488.16x = 26,893.92 × 11,104.48
  4. Step 4: Simplify right side
    19,488.16x = 298,642,996.76
  5. Step 5: Solve for x
    x = 298,642,996.76/19,488.16
  6. Step 6: Final answer
    x = 15,324.33

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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.