Home / 36,192.80-54,279.60-11,232.80

Finding the Fourth Proportional to 36,192.80, 54,279.60 and 11,232.80

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Solution

The fourth proportional to 36,192.80, 54,279.60 and 11,232.80 is: 16,846.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,192.80 : 54,279.60 = 11,232.80 : x
  2. Step 2: Convert to fraction form
    36,192.80/54,279.60 = 11,232.80/x
  3. Step 3: Cross multiply
    36,192.80x = 54,279.60 × 11,232.80
  4. Step 4: Simplify right side
    36,192.80x = 609,711,890.88
  5. Step 5: Solve for x
    x = 609,711,890.88/36,192.80
  6. Step 6: Final answer
    x = 16,846.22

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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.