Home / 34,690.26-47,872.54-19,786.26

Finding the Fourth Proportional to 34,690.26, 47,872.54 and 19,786.26

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Solution

The fourth proportional to 34,690.26, 47,872.54 and 19,786.26 is: 27,305.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,690.26 : 47,872.54 = 19,786.26 : x
  2. Step 2: Convert to fraction form
    34,690.26/47,872.54 = 19,786.26/x
  3. Step 3: Cross multiply
    34,690.26x = 47,872.54 × 19,786.26
  4. Step 4: Simplify right side
    34,690.26x = 947,218,523.30
  5. Step 5: Solve for x
    x = 947,218,523.30/34,690.26
  6. Step 6: Final answer
    x = 27,305.03

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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.