Home / 34,619.11-51,933.65-10,918.60

Finding the Fourth Proportional to 34,619.11, 51,933.65 and 10,918.60

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Solution

The fourth proportional to 34,619.11, 51,933.65 and 10,918.60 is: 16,379.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,619.11 : 51,933.65 = 10,918.60 : x
  2. Step 2: Convert to fraction form
    34,619.11/51,933.65 = 10,918.60/x
  3. Step 3: Cross multiply
    34,619.11x = 51,933.65 × 10,918.60
  4. Step 4: Simplify right side
    34,619.11x = 567,042,750.89
  5. Step 5: Solve for x
    x = 567,042,750.89/34,619.11
  6. Step 6: Final answer
    x = 16,379.47

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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.