Home / 33,119.66-49,656-15,579.92

Finding the Fourth Proportional to 33,119.66, 49,656 and 15,579.92

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Solution

The fourth proportional to 33,119.66, 49,656 and 15,579.92 is: 23,358.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,119.66 : 49,656 = 15,579.92 : x
  2. Step 2: Convert to fraction form
    33,119.66/49,656 = 15,579.92/x
  3. Step 3: Cross multiply
    33,119.66x = 49,656 × 15,579.92
  4. Step 4: Simplify right side
    33,119.66x = 773,636,507.52
  5. Step 5: Solve for x
    x = 773,636,507.52/33,119.66
  6. Step 6: Final answer
    x = 23,358.83

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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.