Home / 11,177.08-16,777.92-9,443.52

Finding the Fourth Proportional to 11,177.08, 16,777.92 and 9,443.52

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Solution

The fourth proportional to 11,177.08, 16,777.92 and 9,443.52 is: 14,175.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,177.08 : 16,777.92 = 9,443.52 : x
  2. Step 2: Convert to fraction form
    11,177.08/16,777.92 = 9,443.52/x
  3. Step 3: Cross multiply
    11,177.08x = 16,777.92 × 9,443.52
  4. Step 4: Simplify right side
    11,177.08x = 158,442,623.08
  5. Step 5: Solve for x
    x = 158,442,623.08/11,177.08
  6. Step 6: Final answer
    x = 14,175.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.