Home / 31,568.83-43,563.84-17,421.37

Finding the Fourth Proportional to 31,568.83, 43,563.84 and 17,421.37

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Solution

The fourth proportional to 31,568.83, 43,563.84 and 17,421.37 is: 24,040.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,568.83 : 43,563.84 = 17,421.37 : x
  2. Step 2: Convert to fraction form
    31,568.83/43,563.84 = 17,421.37/x
  3. Step 3: Cross multiply
    31,568.83x = 43,563.84 × 17,421.37
  4. Step 4: Simplify right side
    31,568.83x = 758,941,557.44
  5. Step 5: Solve for x
    x = 758,941,557.44/31,568.83
  6. Step 6: Final answer
    x = 24,040.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.