Home / 11,072.68-15,299.74-8,852.88

Finding the Fourth Proportional to 11,072.68, 15,299.74 and 8,852.88

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Solution

The fourth proportional to 11,072.68, 15,299.74 and 8,852.88 is: 12,232.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,072.68 : 15,299.74 = 8,852.88 : x
  2. Step 2: Convert to fraction form
    11,072.68/15,299.74 = 8,852.88/x
  3. Step 3: Cross multiply
    11,072.68x = 15,299.74 × 8,852.88
  4. Step 4: Simplify right side
    11,072.68x = 135,446,762.25
  5. Step 5: Solve for x
    x = 135,446,762.25/11,072.68
  6. Step 6: Final answer
    x = 12,232.52

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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.