Home / 14,270.60-21,375.43-11,590.11

Finding the Fourth Proportional to 14,270.60, 21,375.43 and 11,590.11

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Solution

The fourth proportional to 14,270.60, 21,375.43 and 11,590.11 is: 17,360.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,270.60 : 21,375.43 = 11,590.11 : x
  2. Step 2: Convert to fraction form
    14,270.60/21,375.43 = 11,590.11/x
  3. Step 3: Cross multiply
    14,270.60x = 21,375.43 × 11,590.11
  4. Step 4: Simplify right side
    14,270.60x = 247,743,556.02
  5. Step 5: Solve for x
    x = 247,743,556.02/14,270.60
  6. Step 6: Final answer
    x = 17,360.41

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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.