Home / 19,771.44-27,284.76-10,819.08

Finding the Fourth Proportional to 19,771.44, 27,284.76 and 10,819.08

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Solution

The fourth proportional to 19,771.44, 27,284.76 and 10,819.08 is: 14,930.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,771.44 : 27,284.76 = 10,819.08 : x
  2. Step 2: Convert to fraction form
    19,771.44/27,284.76 = 10,819.08/x
  3. Step 3: Cross multiply
    19,771.44x = 27,284.76 × 10,819.08
  4. Step 4: Simplify right side
    19,771.44x = 295,196,001.22
  5. Step 5: Solve for x
    x = 295,196,001.22/19,771.44
  6. Step 6: Final answer
    x = 14,930.42

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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.