Home / 31,841-43,926.94-19,883.58

Finding the Fourth Proportional to 31,841, 43,926.94 and 19,883.58

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Solution

The fourth proportional to 31,841, 43,926.94 and 19,883.58 is: 27,430.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,841 : 43,926.94 = 19,883.58 : x
  2. Step 2: Convert to fraction form
    31,841/43,926.94 = 19,883.58/x
  3. Step 3: Cross multiply
    31,841x = 43,926.94 × 19,883.58
  4. Step 4: Simplify right side
    31,841x = 873,424,825.65
  5. Step 5: Solve for x
    x = 873,424,825.65/31,841
  6. Step 6: Final answer
    x = 27,430.82

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1.5x scale

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.