Home / 33,138.48-49,727.16-23,768.40

Finding the Fourth Proportional to 33,138.48, 49,727.16 and 23,768.40

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Solution

The fourth proportional to 33,138.48, 49,727.16 and 23,768.40 is: 35,666.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,138.48 : 49,727.16 = 23,768.40 : x
  2. Step 2: Convert to fraction form
    33,138.48/49,727.16 = 23,768.40/x
  3. Step 3: Cross multiply
    33,138.48x = 49,727.16 × 23,768.40
  4. Step 4: Simplify right side
    33,138.48x = 1,181,935,029.74
  5. Step 5: Solve for x
    x = 1,181,935,029.74/33,138.48
  6. Step 6: Final answer
    x = 35,666.54

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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.