Home / 29,352.38-40,491.09-18,578.97

Finding the Fourth Proportional to 29,352.38, 40,491.09 and 18,578.97

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Solution

The fourth proportional to 29,352.38, 40,491.09 and 18,578.97 is: 25,629.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,352.38 : 40,491.09 = 18,578.97 : x
  2. Step 2: Convert to fraction form
    29,352.38/40,491.09 = 18,578.97/x
  3. Step 3: Cross multiply
    29,352.38x = 40,491.09 × 18,578.97
  4. Step 4: Simplify right side
    29,352.38x = 752,282,746.38
  5. Step 5: Solve for x
    x = 752,282,746.38/29,352.38
  6. Step 6: Final answer
    x = 25,629.37

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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.