Home / 49,629.80-74,423.15-18,029.36

Finding the Fourth Proportional to 49,629.80, 74,423.15 and 18,029.36

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Solution

The fourth proportional to 49,629.80, 74,423.15 and 18,029.36 is: 27,036.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,629.80 : 74,423.15 = 18,029.36 : x
  2. Step 2: Convert to fraction form
    49,629.80/74,423.15 = 18,029.36/x
  3. Step 3: Cross multiply
    49,629.80x = 74,423.15 × 18,029.36
  4. Step 4: Simplify right side
    49,629.80x = 1,341,801,673.54
  5. Step 5: Solve for x
    x = 1,341,801,673.54/49,629.80
  6. Step 6: Final answer
    x = 27,036.21

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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.