Home / 33,172.08-49,747.80-10,980.48

Finding the Fourth Proportional to 33,172.08, 49,747.80 and 10,980.48

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Solution

The fourth proportional to 33,172.08, 49,747.80 and 10,980.48 is: 16,467.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,172.08 : 49,747.80 = 10,980.48 : x
  2. Step 2: Convert to fraction form
    33,172.08/49,747.80 = 10,980.48/x
  3. Step 3: Cross multiply
    33,172.08x = 49,747.80 × 10,980.48
  4. Step 4: Simplify right side
    33,172.08x = 546,254,722.94
  5. Step 5: Solve for x
    x = 546,254,722.94/33,172.08
  6. Step 6: Final answer
    x = 16,467.30

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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.