Home / 31,536.63-43,517.52-19,435.23

Finding the Fourth Proportional to 31,536.63, 43,517.52 and 19,435.23

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Solution

The fourth proportional to 31,536.63, 43,517.52 and 19,435.23 is: 26,818.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,536.63 : 43,517.52 = 19,435.23 : x
  2. Step 2: Convert to fraction form
    31,536.63/43,517.52 = 19,435.23/x
  3. Step 3: Cross multiply
    31,536.63x = 43,517.52 × 19,435.23
  4. Step 4: Simplify right side
    31,536.63x = 845,773,010.23
  5. Step 5: Solve for x
    x = 845,773,010.23/31,536.63
  6. Step 6: Final answer
    x = 26,818.75

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