Home / 11,365.57-17,036.73-7,668.17

Finding the Fourth Proportional to 11,365.57, 17,036.73 and 7,668.17

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Solution

The fourth proportional to 11,365.57, 17,036.73 and 7,668.17 is: 11,494.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,365.57 : 17,036.73 = 7,668.17 : x
  2. Step 2: Convert to fraction form
    11,365.57/17,036.73 = 7,668.17/x
  3. Step 3: Cross multiply
    11,365.57x = 17,036.73 × 7,668.17
  4. Step 4: Simplify right side
    11,365.57x = 130,640,520.59
  5. Step 5: Solve for x
    x = 130,640,520.59/11,365.57
  6. Step 6: Final answer
    x = 11,494.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.