Home / 12,165.33-16,788.16-6,576.33

Finding the Fourth Proportional to 12,165.33, 16,788.16 and 6,576.33

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Solution

The fourth proportional to 12,165.33, 16,788.16 and 6,576.33 is: 9,075.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,165.33 : 16,788.16 = 6,576.33 : x
  2. Step 2: Convert to fraction form
    12,165.33/16,788.16 = 6,576.33/x
  3. Step 3: Cross multiply
    12,165.33x = 16,788.16 × 6,576.33
  4. Step 4: Simplify right side
    12,165.33x = 110,404,551.43
  5. Step 5: Solve for x
    x = 110,404,551.43/12,165.33
  6. Step 6: Final answer
    x = 9,075.34

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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.