Home / 31,372.23-43,293.84-17,944.05

Finding the Fourth Proportional to 31,372.23, 43,293.84 and 17,944.05

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Solution

The fourth proportional to 31,372.23, 43,293.84 and 17,944.05 is: 24,762.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,372.23 : 43,293.84 = 17,944.05 : x
  2. Step 2: Convert to fraction form
    31,372.23/43,293.84 = 17,944.05/x
  3. Step 3: Cross multiply
    31,372.23x = 43,293.84 × 17,944.05
  4. Step 4: Simplify right side
    31,372.23x = 776,866,829.65
  5. Step 5: Solve for x
    x = 776,866,829.65/31,372.23
  6. Step 6: Final answer
    x = 24,762.88

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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.