Home / 43,642.81-65,342.24-23,580.43

Finding the Fourth Proportional to 43,642.81, 65,342.24 and 23,580.43

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Solution

The fourth proportional to 43,642.81, 65,342.24 and 23,580.43 is: 35,304.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,642.81 : 65,342.24 = 23,580.43 : x
  2. Step 2: Convert to fraction form
    43,642.81/65,342.24 = 23,580.43/x
  3. Step 3: Cross multiply
    43,642.81x = 65,342.24 × 23,580.43
  4. Step 4: Simplify right side
    43,642.81x = 1,540,797,923.53
  5. Step 5: Solve for x
    x = 1,540,797,923.53/43,642.81
  6. Step 6: Final answer
    x = 35,304.74

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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.