Home / 43,682.99-65,507.85-15,597.81

Finding the Fourth Proportional to 43,682.99, 65,507.85 and 15,597.81

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Solution

The fourth proportional to 43,682.99, 65,507.85 and 15,597.81 is: 23,390.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,682.99 : 65,507.85 = 15,597.81 : x
  2. Step 2: Convert to fraction form
    43,682.99/65,507.85 = 15,597.81/x
  3. Step 3: Cross multiply
    43,682.99x = 65,507.85 × 15,597.81
  4. Step 4: Simplify right side
    43,682.99x = 1,021,778,997.81
  5. Step 5: Solve for x
    x = 1,021,778,997.81/43,682.99
  6. Step 6: Final answer
    x = 23,390.78

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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.