Home / 36,092.39-54,112.86-13,887.05

Finding the Fourth Proportional to 36,092.39, 54,112.86 and 13,887.05

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Solution

The fourth proportional to 36,092.39, 54,112.86 and 13,887.05 is: 20,820.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,092.39 : 54,112.86 = 13,887.05 : x
  2. Step 2: Convert to fraction form
    36,092.39/54,112.86 = 13,887.05/x
  3. Step 3: Cross multiply
    36,092.39x = 54,112.86 × 13,887.05
  4. Step 4: Simplify right side
    36,092.39x = 751,467,721.90
  5. Step 5: Solve for x
    x = 751,467,721.90/36,092.39
  6. Step 6: Final answer
    x = 20,820.67

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1.5x scale

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.