Home / 29,136.31-43,696.26-9,409.57

Finding the Fourth Proportional to 29,136.31, 43,696.26 and 9,409.57

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Solution

The fourth proportional to 29,136.31, 43,696.26 and 9,409.57 is: 14,111.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,136.31 : 43,696.26 = 9,409.57 : x
  2. Step 2: Convert to fraction form
    29,136.31/43,696.26 = 9,409.57/x
  3. Step 3: Cross multiply
    29,136.31x = 43,696.26 × 9,409.57
  4. Step 4: Simplify right side
    29,136.31x = 411,162,907.97
  5. Step 5: Solve for x
    x = 411,162,907.97/29,136.31
  6. Step 6: Final answer
    x = 14,111.70

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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.