Home / 40,009.34-60,021.30-13,716.74

Finding the Fourth Proportional to 40,009.34, 60,021.30 and 13,716.74

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Solution

The fourth proportional to 40,009.34, 60,021.30 and 13,716.74 is: 20,577.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,009.34 : 60,021.30 = 13,716.74 : x
  2. Step 2: Convert to fraction form
    40,009.34/60,021.30 = 13,716.74/x
  3. Step 3: Cross multiply
    40,009.34x = 60,021.30 × 13,716.74
  4. Step 4: Simplify right side
    40,009.34x = 823,296,566.56
  5. Step 5: Solve for x
    x = 823,296,566.56/40,009.34
  6. Step 6: Final answer
    x = 20,577.61

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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.