Home / 22,538.26-33,642.27-19,878.14

Finding the Fourth Proportional to 22,538.26, 33,642.27 and 19,878.14

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Solution

The fourth proportional to 22,538.26, 33,642.27 and 19,878.14 is: 29,671.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,538.26 : 33,642.27 = 19,878.14 : x
  2. Step 2: Convert to fraction form
    22,538.26/33,642.27 = 19,878.14/x
  3. Step 3: Cross multiply
    22,538.26x = 33,642.27 × 19,878.14
  4. Step 4: Simplify right side
    22,538.26x = 668,745,653.59
  5. Step 5: Solve for x
    x = 668,745,653.59/22,538.26
  6. Step 6: Final answer
    x = 29,671.57

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.