Home / 19,505.36-26,917.68-11,007.92

Finding the Fourth Proportional to 19,505.36, 26,917.68 and 11,007.92

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Solution

The fourth proportional to 19,505.36, 26,917.68 and 11,007.92 is: 15,191.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,505.36 : 26,917.68 = 11,007.92 : x
  2. Step 2: Convert to fraction form
    19,505.36/26,917.68 = 11,007.92/x
  3. Step 3: Cross multiply
    19,505.36x = 26,917.68 × 11,007.92
  4. Step 4: Simplify right side
    19,505.36x = 296,307,668.03
  5. Step 5: Solve for x
    x = 296,307,668.03/19,505.36
  6. Step 6: Final answer
    x = 15,191.09

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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.