Home / 25,465.82-38,198.74-7,937.06

Finding the Fourth Proportional to 25,465.82, 38,198.74 and 7,937.06

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Solution

The fourth proportional to 25,465.82, 38,198.74 and 7,937.06 is: 11,905.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,465.82 : 38,198.74 = 7,937.06 : x
  2. Step 2: Convert to fraction form
    25,465.82/38,198.74 = 7,937.06/x
  3. Step 3: Cross multiply
    25,465.82x = 38,198.74 × 7,937.06
  4. Step 4: Simplify right side
    25,465.82x = 303,185,691.30
  5. Step 5: Solve for x
    x = 303,185,691.30/25,465.82
  6. Step 6: Final answer
    x = 11,905.59

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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.