Home / 11,103.48-16,676.28-9,833.40

Finding the Fourth Proportional to 11,103.48, 16,676.28 and 9,833.40

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Solution

The fourth proportional to 11,103.48, 16,676.28 and 9,833.40 is: 14,768.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,103.48 : 16,676.28 = 9,833.40 : x
  2. Step 2: Convert to fraction form
    11,103.48/16,676.28 = 9,833.40/x
  3. Step 3: Cross multiply
    11,103.48x = 16,676.28 × 9,833.40
  4. Step 4: Simplify right side
    11,103.48x = 163,984,531.75
  5. Step 5: Solve for x
    x = 163,984,531.75/11,103.48
  6. Step 6: Final answer
    x = 14,768.75

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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.