Home / 16,827.63-25,241.40-7,940.01

Finding the Fourth Proportional to 16,827.63, 25,241.40 and 7,940.01

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Solution

The fourth proportional to 16,827.63, 25,241.40 and 7,940.01 is: 11,909.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,827.63 : 25,241.40 = 7,940.01 : x
  2. Step 2: Convert to fraction form
    16,827.63/25,241.40 = 7,940.01/x
  3. Step 3: Cross multiply
    16,827.63x = 25,241.40 × 7,940.01
  4. Step 4: Simplify right side
    16,827.63x = 200,416,968.41
  5. Step 5: Solve for x
    x = 200,416,968.41/16,827.63
  6. Step 6: Final answer
    x = 11,909.99

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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.