Home / 23,213.80-34,817.82-7,631.56

Finding the Fourth Proportional to 23,213.80, 34,817.82 and 7,631.56

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Solution

The fourth proportional to 23,213.80, 34,817.82 and 7,631.56 is: 11,446.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,213.80 : 34,817.82 = 7,631.56 : x
  2. Step 2: Convert to fraction form
    23,213.80/34,817.82 = 7,631.56/x
  3. Step 3: Cross multiply
    23,213.80x = 34,817.82 × 7,631.56
  4. Step 4: Simplify right side
    23,213.80x = 265,714,282.40
  5. Step 5: Solve for x
    x = 265,714,282.40/23,213.80
  6. Step 6: Final answer
    x = 11,446.39

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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.