Home / 26,091.32-39,185.24-13,619.88

Finding the Fourth Proportional to 26,091.32, 39,185.24 and 13,619.88

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Solution

The fourth proportional to 26,091.32, 39,185.24 and 13,619.88 is: 20,455.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,091.32 : 39,185.24 = 13,619.88 : x
  2. Step 2: Convert to fraction form
    26,091.32/39,185.24 = 13,619.88/x
  3. Step 3: Cross multiply
    26,091.32x = 39,185.24 × 13,619.88
  4. Step 4: Simplify right side
    26,091.32x = 533,698,198.47
  5. Step 5: Solve for x
    x = 533,698,198.47/26,091.32
  6. Step 6: Final answer
    x = 20,455.01

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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.