Home / 34,043.80-51,104.10-20,200.60

Finding the Fourth Proportional to 34,043.80, 51,104.10 and 20,200.60

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Solution

The fourth proportional to 34,043.80, 51,104.10 and 20,200.60 is: 30,323.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,043.80 : 51,104.10 = 20,200.60 : x
  2. Step 2: Convert to fraction form
    34,043.80/51,104.10 = 20,200.60/x
  3. Step 3: Cross multiply
    34,043.80x = 51,104.10 × 20,200.60
  4. Step 4: Simplify right side
    34,043.80x = 1,032,333,482.46
  5. Step 5: Solve for x
    x = 1,032,333,482.46/34,043.80
  6. Step 6: Final answer
    x = 30,323.69

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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.