Home / 11,099.62-15,302.55-10,755.64

Finding the Fourth Proportional to 11,099.62, 15,302.55 and 10,755.64

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Solution

The fourth proportional to 11,099.62, 15,302.55 and 10,755.64 is: 14,828.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,099.62 : 15,302.55 = 10,755.64 : x
  2. Step 2: Convert to fraction form
    11,099.62/15,302.55 = 10,755.64/x
  3. Step 3: Cross multiply
    11,099.62x = 15,302.55 × 10,755.64
  4. Step 4: Simplify right side
    11,099.62x = 164,588,718.88
  5. Step 5: Solve for x
    x = 164,588,718.88/11,099.62
  6. Step 6: Final answer
    x = 14,828.32

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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.