Home / 26,590.33-39,894.68-11,809.60

Finding the Fourth Proportional to 26,590.33, 39,894.68 and 11,809.60

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Solution

The fourth proportional to 26,590.33, 39,894.68 and 11,809.60 is: 17,718.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,590.33 : 39,894.68 = 11,809.60 : x
  2. Step 2: Convert to fraction form
    26,590.33/39,894.68 = 11,809.60/x
  3. Step 3: Cross multiply
    26,590.33x = 39,894.68 × 11,809.60
  4. Step 4: Simplify right side
    26,590.33x = 471,140,076.29
  5. Step 5: Solve for x
    x = 471,140,076.29/26,590.33
  6. Step 6: Final answer
    x = 17,718.48

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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.