Home / 33,121.22-49,681.83-19,260.50

Finding the Fourth Proportional to 33,121.22, 49,681.83 and 19,260.50

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Solution

The fourth proportional to 33,121.22, 49,681.83 and 19,260.50 is: 28,890.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,121.22 : 49,681.83 = 19,260.50 : x
  2. Step 2: Convert to fraction form
    33,121.22/49,681.83 = 19,260.50/x
  3. Step 3: Cross multiply
    33,121.22x = 49,681.83 × 19,260.50
  4. Step 4: Simplify right side
    33,121.22x = 956,896,886.72
  5. Step 5: Solve for x
    x = 956,896,886.72/33,121.22
  6. Step 6: Final answer
    x = 28,890.75

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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.