Home / 36,553.80-54,830.70-13,182.60

Finding the Fourth Proportional to 36,553.80, 54,830.70 and 13,182.60

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Solution

The fourth proportional to 36,553.80, 54,830.70 and 13,182.60 is: 19,773.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,553.80 : 54,830.70 = 13,182.60 : x
  2. Step 2: Convert to fraction form
    36,553.80/54,830.70 = 13,182.60/x
  3. Step 3: Cross multiply
    36,553.80x = 54,830.70 × 13,182.60
  4. Step 4: Simplify right side
    36,553.80x = 722,811,185.82
  5. Step 5: Solve for x
    x = 722,811,185.82/36,553.80
  6. Step 6: Final answer
    x = 19,773.90

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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.