Home / 40,483-60,743.26-15,514.68

Finding the Fourth Proportional to 40,483, 60,743.26 and 15,514.68

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Solution

The fourth proportional to 40,483, 60,743.26 and 15,514.68 is: 23,279.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,483 : 60,743.26 = 15,514.68 : x
  2. Step 2: Convert to fraction form
    40,483/60,743.26 = 15,514.68/x
  3. Step 3: Cross multiply
    40,483x = 60,743.26 × 15,514.68
  4. Step 4: Simplify right side
    40,483x = 942,412,241.06
  5. Step 5: Solve for x
    x = 942,412,241.06/40,483
  6. Step 6: Final answer
    x = 23,279.21

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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.