Home / 36,560.82-54,834.75-13,187.46

Finding the Fourth Proportional to 36,560.82, 54,834.75 and 13,187.46

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Solution

The fourth proportional to 36,560.82, 54,834.75 and 13,187.46 is: 19,778.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,560.82 : 54,834.75 = 13,187.46 : x
  2. Step 2: Convert to fraction form
    36,560.82/54,834.75 = 13,187.46/x
  3. Step 3: Cross multiply
    36,560.82x = 54,834.75 × 13,187.46
  4. Step 4: Simplify right side
    36,560.82x = 723,131,072.24
  5. Step 5: Solve for x
    x = 723,131,072.24/36,560.82
  6. Step 6: Final answer
    x = 19,778.85

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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.