Home / 34,506.45-51,759.60-10,815.81

Finding the Fourth Proportional to 34,506.45, 51,759.60 and 10,815.81

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Solution

The fourth proportional to 34,506.45, 51,759.60 and 10,815.81 is: 16,223.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,506.45 : 51,759.60 = 10,815.81 : x
  2. Step 2: Convert to fraction form
    34,506.45/51,759.60 = 10,815.81/x
  3. Step 3: Cross multiply
    34,506.45x = 51,759.60 × 10,815.81
  4. Step 4: Simplify right side
    34,506.45x = 559,821,999.28
  5. Step 5: Solve for x
    x = 559,821,999.28/34,506.45
  6. Step 6: Final answer
    x = 16,223.69

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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.