Home / 19,825.86-27,360.48-10,873.68

Finding the Fourth Proportional to 19,825.86, 27,360.48 and 10,873.68

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Solution

The fourth proportional to 19,825.86, 27,360.48 and 10,873.68 is: 15,006.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,825.86 : 27,360.48 = 10,873.68 : x
  2. Step 2: Convert to fraction form
    19,825.86/27,360.48 = 10,873.68/x
  3. Step 3: Cross multiply
    19,825.86x = 27,360.48 × 10,873.68
  4. Step 4: Simplify right side
    19,825.86x = 297,509,104.17
  5. Step 5: Solve for x
    x = 297,509,104.17/19,825.86
  6. Step 6: Final answer
    x = 15,006.11

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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.