Home / 36,150.82-54,228.81-11,187.66

Finding the Fourth Proportional to 36,150.82, 54,228.81 and 11,187.66

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Solution

The fourth proportional to 36,150.82, 54,228.81 and 11,187.66 is: 16,782.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,150.82 : 54,228.81 = 11,187.66 : x
  2. Step 2: Convert to fraction form
    36,150.82/54,228.81 = 11,187.66/x
  3. Step 3: Cross multiply
    36,150.82x = 54,228.81 × 11,187.66
  4. Step 4: Simplify right side
    36,150.82x = 606,693,488.48
  5. Step 5: Solve for x
    x = 606,693,488.48/36,150.82
  6. Step 6: Final answer
    x = 16,782.29

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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.