Home / 33,114.08-49,556.54-20,458.64

Finding the Fourth Proportional to 33,114.08, 49,556.54 and 20,458.64

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Solution

The fourth proportional to 33,114.08, 49,556.54 and 20,458.64 is: 30,617.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,114.08 : 49,556.54 = 20,458.64 : x
  2. Step 2: Convert to fraction form
    33,114.08/49,556.54 = 20,458.64/x
  3. Step 3: Cross multiply
    33,114.08x = 49,556.54 × 20,458.64
  4. Step 4: Simplify right side
    33,114.08x = 1,013,859,061.43
  5. Step 5: Solve for x
    x = 1,013,859,061.43/33,114.08
  6. Step 6: Final answer
    x = 30,617.16

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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.