Home / 36,220.30-54,339.69-11,260.56

Finding the Fourth Proportional to 36,220.30, 54,339.69 and 11,260.56

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Solution

The fourth proportional to 36,220.30, 54,339.69 and 11,260.56 is: 16,893.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,220.30 : 54,339.69 = 11,260.56 : x
  2. Step 2: Convert to fraction form
    36,220.30/54,339.69 = 11,260.56/x
  3. Step 3: Cross multiply
    36,220.30x = 54,339.69 × 11,260.56
  4. Step 4: Simplify right side
    36,220.30x = 611,895,339.63
  5. Step 5: Solve for x
    x = 611,895,339.63/36,220.30
  6. Step 6: Final answer
    x = 16,893.71

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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.