Home / 19,624.35-27,080.19-11,126.64

Finding the Fourth Proportional to 19,624.35, 27,080.19 and 11,126.64

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Solution

The fourth proportional to 19,624.35, 27,080.19 and 11,126.64 is: 15,353.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,624.35 : 27,080.19 = 11,126.64 : x
  2. Step 2: Convert to fraction form
    19,624.35/27,080.19 = 11,126.64/x
  3. Step 3: Cross multiply
    19,624.35x = 27,080.19 × 11,126.64
  4. Step 4: Simplify right side
    19,624.35x = 301,311,525.26
  5. Step 5: Solve for x
    x = 301,311,525.26/19,624.35
  6. Step 6: Final answer
    x = 15,353.96

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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.