Home / 29,020.26-43,533.53-12,382.05

Finding the Fourth Proportional to 29,020.26, 43,533.53 and 12,382.05

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Solution

The fourth proportional to 29,020.26, 43,533.53 and 12,382.05 is: 18,574.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,020.26 : 43,533.53 = 12,382.05 : x
  2. Step 2: Convert to fraction form
    29,020.26/43,533.53 = 12,382.05/x
  3. Step 3: Cross multiply
    29,020.26x = 43,533.53 × 12,382.05
  4. Step 4: Simplify right side
    29,020.26x = 539,034,283.23
  5. Step 5: Solve for x
    x = 539,034,283.23/29,020.26
  6. Step 6: Final answer
    x = 18,574.41

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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.