Home / 12,326.36-17,024.51-8,984.09

Finding the Fourth Proportional to 12,326.36, 17,024.51 and 8,984.09

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Solution

The fourth proportional to 12,326.36, 17,024.51 and 8,984.09 is: 12,408.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,326.36 : 17,024.51 = 8,984.09 : x
  2. Step 2: Convert to fraction form
    12,326.36/17,024.51 = 8,984.09/x
  3. Step 3: Cross multiply
    12,326.36x = 17,024.51 × 8,984.09
  4. Step 4: Simplify right side
    12,326.36x = 152,949,795.07
  5. Step 5: Solve for x
    x = 152,949,795.07/12,326.36
  6. Step 6: Final answer
    x = 12,408.36

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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.