Home / 12,633.36-17,415.57-8,844.58

Finding the Fourth Proportional to 12,633.36, 17,415.57 and 8,844.58

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Solution

The fourth proportional to 12,633.36, 17,415.57 and 8,844.58 is: 12,192.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,633.36 : 17,415.57 = 8,844.58 : x
  2. Step 2: Convert to fraction form
    12,633.36/17,415.57 = 8,844.58/x
  3. Step 3: Cross multiply
    12,633.36x = 17,415.57 × 8,844.58
  4. Step 4: Simplify right side
    12,633.36x = 154,033,402.11
  5. Step 5: Solve for x
    x = 154,033,402.11/12,633.36
  6. Step 6: Final answer
    x = 12,192.59

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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.