Home / 25,305.64-37,950.36-11,976.82

Finding the Fourth Proportional to 25,305.64, 37,950.36 and 11,976.82

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Solution

The fourth proportional to 25,305.64, 37,950.36 and 11,976.82 is: 17,961.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,305.64 : 37,950.36 = 11,976.82 : x
  2. Step 2: Convert to fraction form
    25,305.64/37,950.36 = 11,976.82/x
  3. Step 3: Cross multiply
    25,305.64x = 37,950.36 × 11,976.82
  4. Step 4: Simplify right side
    25,305.64x = 454,524,630.66
  5. Step 5: Solve for x
    x = 454,524,630.66/25,305.64
  6. Step 6: Final answer
    x = 17,961.40

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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.