Home / 12,208.47-18,307.04-5,968.77

Finding the Fourth Proportional to 12,208.47, 18,307.04 and 5,968.77

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Solution

The fourth proportional to 12,208.47, 18,307.04 and 5,968.77 is: 8,950.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,208.47 : 18,307.04 = 5,968.77 : x
  2. Step 2: Convert to fraction form
    12,208.47/18,307.04 = 5,968.77/x
  3. Step 3: Cross multiply
    12,208.47x = 18,307.04 × 5,968.77
  4. Step 4: Simplify right side
    12,208.47x = 109,270,481.30
  5. Step 5: Solve for x
    x = 109,270,481.30/12,208.47
  6. Step 6: Final answer
    x = 8,950.38

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1.5x scale

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.