Home / 16,873.02-25,281.85-11,918.44

Finding the Fourth Proportional to 16,873.02, 25,281.85 and 11,918.44

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Solution

The fourth proportional to 16,873.02, 25,281.85 and 11,918.44 is: 17,858.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,873.02 : 25,281.85 = 11,918.44 : x
  2. Step 2: Convert to fraction form
    16,873.02/25,281.85 = 11,918.44/x
  3. Step 3: Cross multiply
    16,873.02x = 25,281.85 × 11,918.44
  4. Step 4: Simplify right side
    16,873.02x = 301,320,212.31
  5. Step 5: Solve for x
    x = 301,320,212.31/16,873.02
  6. Step 6: Final answer
    x = 17,858.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.