Home / 33,123.08-49,683.30-10,935.80

Finding the Fourth Proportional to 33,123.08, 49,683.30 and 10,935.80

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Solution

The fourth proportional to 33,123.08, 49,683.30 and 10,935.80 is: 16,403.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,123.08 : 49,683.30 = 10,935.80 : x
  2. Step 2: Convert to fraction form
    33,123.08/49,683.30 = 10,935.80/x
  3. Step 3: Cross multiply
    33,123.08x = 49,683.30 × 10,935.80
  4. Step 4: Simplify right side
    33,123.08x = 543,326,632.14
  5. Step 5: Solve for x
    x = 543,326,632.14/33,123.08
  6. Step 6: Final answer
    x = 16,403.26

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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.