Home / 19,291.44-26,626.68-10,910.64

Finding the Fourth Proportional to 19,291.44, 26,626.68 and 10,910.64

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Solution

The fourth proportional to 19,291.44, 26,626.68 and 10,910.64 is: 15,059.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,291.44 : 26,626.68 = 10,910.64 : x
  2. Step 2: Convert to fraction form
    19,291.44/26,626.68 = 10,910.64/x
  3. Step 3: Cross multiply
    19,291.44x = 26,626.68 × 10,910.64
  4. Step 4: Simplify right side
    19,291.44x = 290,514,119.88
  5. Step 5: Solve for x
    x = 290,514,119.88/19,291.44
  6. Step 6: Final answer
    x = 15,059.22

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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.