Home / 34,676.40-51,982.68-11,290.80

Finding the Fourth Proportional to 34,676.40, 51,982.68 and 11,290.80

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Solution

The fourth proportional to 34,676.40, 51,982.68 and 11,290.80 is: 16,925.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,676.40 : 51,982.68 = 11,290.80 : x
  2. Step 2: Convert to fraction form
    34,676.40/51,982.68 = 11,290.80/x
  3. Step 3: Cross multiply
    34,676.40x = 51,982.68 × 11,290.80
  4. Step 4: Simplify right side
    34,676.40x = 586,926,043.34
  5. Step 5: Solve for x
    x = 586,926,043.34/34,676.40
  6. Step 6: Final answer
    x = 16,925.81

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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.