Home / 36,112.40-49,835.44-19,982.08

Finding the Fourth Proportional to 36,112.40, 49,835.44 and 19,982.08

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Solution

The fourth proportional to 36,112.40, 49,835.44 and 19,982.08 is: 27,575.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,112.40 : 49,835.44 = 19,982.08 : x
  2. Step 2: Convert to fraction form
    36,112.40/49,835.44 = 19,982.08/x
  3. Step 3: Cross multiply
    36,112.40x = 49,835.44 × 19,982.08
  4. Step 4: Simplify right side
    36,112.40x = 995,815,748.92
  5. Step 5: Solve for x
    x = 995,815,748.92/36,112.40
  6. Step 6: Final answer
    x = 27,575.45

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1.5x scale

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.