Home / 31,566.02-43,563.57-18,141.96

Finding the Fourth Proportional to 31,566.02, 43,563.57 and 18,141.96

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Solution

The fourth proportional to 31,566.02, 43,563.57 and 18,141.96 is: 25,037.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,566.02 : 43,563.57 = 18,141.96 : x
  2. Step 2: Convert to fraction form
    31,566.02/43,563.57 = 18,141.96/x
  3. Step 3: Cross multiply
    31,566.02x = 43,563.57 × 18,141.96
  4. Step 4: Simplify right side
    31,566.02x = 790,328,544.40
  5. Step 5: Solve for x
    x = 790,328,544.40/31,566.02
  6. Step 6: Final answer
    x = 25,037.32

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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.