Home / 26,216.60-39,286.01-19,257.08

Finding the Fourth Proportional to 26,216.60, 39,286.01 and 19,257.08

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Solution

The fourth proportional to 26,216.60, 39,286.01 and 19,257.08 is: 28,857.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,216.60 : 39,286.01 = 19,257.08 : x
  2. Step 2: Convert to fraction form
    26,216.60/39,286.01 = 19,257.08/x
  3. Step 3: Cross multiply
    26,216.60x = 39,286.01 × 19,257.08
  4. Step 4: Simplify right side
    26,216.60x = 756,533,544.74
  5. Step 5: Solve for x
    x = 756,533,544.74/26,216.60
  6. Step 6: Final answer
    x = 28,857.05

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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.