Home / 16,577.44-22,878.52-12,378.40

Finding the Fourth Proportional to 16,577.44, 22,878.52 and 12,378.40

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Solution

The fourth proportional to 16,577.44, 22,878.52 and 12,378.40 is: 17,083.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,577.44 : 22,878.52 = 12,378.40 : x
  2. Step 2: Convert to fraction form
    16,577.44/22,878.52 = 12,378.40/x
  3. Step 3: Cross multiply
    16,577.44x = 22,878.52 × 12,378.40
  4. Step 4: Simplify right side
    16,577.44x = 283,199,471.97
  5. Step 5: Solve for x
    x = 283,199,471.97/16,577.44
  6. Step 6: Final answer
    x = 17,083.43

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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.