Home / 12,192.04-16,824.94-6,603

Finding the Fourth Proportional to 12,192.04, 16,824.94 and 6,603

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Solution

The fourth proportional to 12,192.04, 16,824.94 and 6,603 is: 9,112.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,192.04 : 16,824.94 = 6,603 : x
  2. Step 2: Convert to fraction form
    12,192.04/16,824.94 = 6,603/x
  3. Step 3: Cross multiply
    12,192.04x = 16,824.94 × 6,603
  4. Step 4: Simplify right side
    12,192.04x = 111,095,078.82
  5. Step 5: Solve for x
    x = 111,095,078.82/12,192.04
  6. Step 6: Final answer
    x = 9,112.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.