Home / 34,650.33-51,969.83-12,459.57

Finding the Fourth Proportional to 34,650.33, 51,969.83 and 12,459.57

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Solution

The fourth proportional to 34,650.33, 51,969.83 and 12,459.57 is: 18,687.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,650.33 : 51,969.83 = 12,459.57 : x
  2. Step 2: Convert to fraction form
    34,650.33/51,969.83 = 12,459.57/x
  3. Step 3: Cross multiply
    34,650.33x = 51,969.83 × 12,459.57
  4. Step 4: Simplify right side
    34,650.33x = 647,521,672.48
  5. Step 5: Solve for x
    x = 647,521,672.48/34,650.33
  6. Step 6: Final answer
    x = 18,687.32

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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.