Home / 12,023.69-18,037.50-3,703.70

Finding the Fourth Proportional to 12,023.69, 18,037.50 and 3,703.70

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Solution

The fourth proportional to 12,023.69, 18,037.50 and 3,703.70 is: 5,556.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,023.69 : 18,037.50 = 3,703.70 : x
  2. Step 2: Convert to fraction form
    12,023.69/18,037.50 = 3,703.70/x
  3. Step 3: Cross multiply
    12,023.69x = 18,037.50 × 3,703.70
  4. Step 4: Simplify right side
    12,023.69x = 66,805,533.84
  5. Step 5: Solve for x
    x = 66,805,533.84/12,023.69
  6. Step 6: Final answer
    x = 5,556.16

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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.