Home / 12,063.40-18,097.80-3,743.80

Finding the Fourth Proportional to 12,063.40, 18,097.80 and 3,743.80

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Solution

The fourth proportional to 12,063.40, 18,097.80 and 3,743.80 is: 5,616.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,063.40 : 18,097.80 = 3,743.80 : x
  2. Step 2: Convert to fraction form
    12,063.40/18,097.80 = 3,743.80/x
  3. Step 3: Cross multiply
    12,063.40x = 18,097.80 × 3,743.80
  4. Step 4: Simplify right side
    12,063.40x = 67,754,543.64
  5. Step 5: Solve for x
    x = 67,754,543.64/12,063.40
  6. Step 6: Final answer
    x = 5,616.54

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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.