Home / 34,009.92-46,932.48-19,872

Finding the Fourth Proportional to 34,009.92, 46,932.48 and 19,872

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Solution

The fourth proportional to 34,009.92, 46,932.48 and 19,872 is: 27,422.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,009.92 : 46,932.48 = 19,872 : x
  2. Step 2: Convert to fraction form
    34,009.92/46,932.48 = 19,872/x
  3. Step 3: Cross multiply
    34,009.92x = 46,932.48 × 19,872
  4. Step 4: Simplify right side
    34,009.92x = 932,642,242.56
  5. Step 5: Solve for x
    x = 932,642,242.56/34,009.92
  6. Step 6: Final answer
    x = 27,422.65

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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.