Home / 40,009.89-60,023.26-13,716.68

Finding the Fourth Proportional to 40,009.89, 60,023.26 and 13,716.68

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Solution

The fourth proportional to 40,009.89, 60,023.26 and 13,716.68 is: 20,577.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,009.89 : 60,023.26 = 13,716.68 : x
  2. Step 2: Convert to fraction form
    40,009.89/60,023.26 = 13,716.68/x
  3. Step 3: Cross multiply
    40,009.89x = 60,023.26 × 13,716.68
  4. Step 4: Simplify right side
    40,009.89x = 823,319,849.98
  5. Step 5: Solve for x
    x = 823,319,849.98/40,009.89
  6. Step 6: Final answer
    x = 20,577.91

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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.