Home / 33,159.09-49,747.47-12,101.07

Finding the Fourth Proportional to 33,159.09, 49,747.47 and 12,101.07

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Solution

The fourth proportional to 33,159.09, 49,747.47 and 12,101.07 is: 18,154.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,159.09 : 49,747.47 = 12,101.07 : x
  2. Step 2: Convert to fraction form
    33,159.09/49,747.47 = 12,101.07/x
  3. Step 3: Cross multiply
    33,159.09x = 49,747.47 × 12,101.07
  4. Step 4: Simplify right side
    33,159.09x = 601,997,616.79
  5. Step 5: Solve for x
    x = 601,997,616.79/33,159.09
  6. Step 6: Final answer
    x = 18,154.83

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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.