Home / 11,257.30-16,905.93-10,683.01

Finding the Fourth Proportional to 11,257.30, 16,905.93 and 10,683.01

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Solution

The fourth proportional to 11,257.30, 16,905.93 and 10,683.01 is: 16,043.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,257.30 : 16,905.93 = 10,683.01 : x
  2. Step 2: Convert to fraction form
    11,257.30/16,905.93 = 10,683.01/x
  3. Step 3: Cross multiply
    11,257.30x = 16,905.93 × 10,683.01
  4. Step 4: Simplify right side
    11,257.30x = 180,606,219.25
  5. Step 5: Solve for x
    x = 180,606,219.25/11,257.30
  6. Step 6: Final answer
    x = 16,043.48

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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.