Home / 15,536.78-23,308.60-5,676.04

Finding the Fourth Proportional to 15,536.78, 23,308.60 and 5,676.04

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Solution

The fourth proportional to 15,536.78, 23,308.60 and 5,676.04 is: 8,515.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,536.78 : 23,308.60 = 5,676.04 : x
  2. Step 2: Convert to fraction form
    15,536.78/23,308.60 = 5,676.04/x
  3. Step 3: Cross multiply
    15,536.78x = 23,308.60 × 5,676.04
  4. Step 4: Simplify right side
    15,536.78x = 132,300,545.94
  5. Step 5: Solve for x
    x = 132,300,545.94/15,536.78
  6. Step 6: Final answer
    x = 8,515.31

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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.