Home / 29,012.09-43,516.69-7,951.80

Finding the Fourth Proportional to 29,012.09, 43,516.69 and 7,951.80

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Solution

The fourth proportional to 29,012.09, 43,516.69 and 7,951.80 is: 11,927.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,012.09 : 43,516.69 = 7,951.80 : x
  2. Step 2: Convert to fraction form
    29,012.09/43,516.69 = 7,951.80/x
  3. Step 3: Cross multiply
    29,012.09x = 43,516.69 × 7,951.80
  4. Step 4: Simplify right side
    29,012.09x = 346,035,786.09
  5. Step 5: Solve for x
    x = 346,035,786.09/29,012.09
  6. Step 6: Final answer
    x = 11,927.29

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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.