Home / 35,857.87-49,485.06-19,725.86

Finding the Fourth Proportional to 35,857.87, 49,485.06 and 19,725.86

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Solution

The fourth proportional to 35,857.87, 49,485.06 and 19,725.86 is: 27,222.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,857.87 : 49,485.06 = 19,725.86 : x
  2. Step 2: Convert to fraction form
    35,857.87/49,485.06 = 19,725.86/x
  3. Step 3: Cross multiply
    35,857.87x = 49,485.06 × 19,725.86
  4. Step 4: Simplify right side
    35,857.87x = 976,135,365.65
  5. Step 5: Solve for x
    x = 976,135,365.65/35,857.87
  6. Step 6: Final answer
    x = 27,222.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.