Home / 11,256.30-15,450.48-10,775.16

Finding the Fourth Proportional to 11,256.30, 15,450.48 and 10,775.16

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Solution

The fourth proportional to 11,256.30, 15,450.48 and 10,775.16 is: 14,790.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,256.30 : 15,450.48 = 10,775.16 : x
  2. Step 2: Convert to fraction form
    11,256.30/15,450.48 = 10,775.16/x
  3. Step 3: Cross multiply
    11,256.30x = 15,450.48 × 10,775.16
  4. Step 4: Simplify right side
    11,256.30x = 166,481,394.08
  5. Step 5: Solve for x
    x = 166,481,394.08/11,256.30
  6. Step 6: Final answer
    x = 14,790.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.