Home / 36,085.24-54,128.94-9,789.88

Finding the Fourth Proportional to 36,085.24, 54,128.94 and 9,789.88

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Solution

The fourth proportional to 36,085.24, 54,128.94 and 9,789.88 is: 14,685.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,085.24 : 54,128.94 = 9,789.88 : x
  2. Step 2: Convert to fraction form
    36,085.24/54,128.94 = 9,789.88/x
  3. Step 3: Cross multiply
    36,085.24x = 54,128.94 × 9,789.88
  4. Step 4: Simplify right side
    36,085.24x = 529,915,827.13
  5. Step 5: Solve for x
    x = 529,915,827.13/36,085.24
  6. Step 6: Final answer
    x = 14,685.11

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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.