Home / 36,138.82-54,177.05-17,393.07

Finding the Fourth Proportional to 36,138.82, 54,177.05 and 17,393.07

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Solution

The fourth proportional to 36,138.82, 54,177.05 and 17,393.07 is: 26,074.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,138.82 : 54,177.05 = 17,393.07 : x
  2. Step 2: Convert to fraction form
    36,138.82/54,177.05 = 17,393.07/x
  3. Step 3: Cross multiply
    36,138.82x = 54,177.05 × 17,393.07
  4. Step 4: Simplify right side
    36,138.82x = 942,305,088.76
  5. Step 5: Solve for x
    x = 942,305,088.76/36,138.82
  6. Step 6: Final answer
    x = 26,074.59

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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.