Home / 36,390.32-54,532.68-19,736.24

Finding the Fourth Proportional to 36,390.32, 54,532.68 and 19,736.24

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Solution

The fourth proportional to 36,390.32, 54,532.68 and 19,736.24 is: 29,575.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,390.32 : 54,532.68 = 19,736.24 : x
  2. Step 2: Convert to fraction form
    36,390.32/54,532.68 = 19,736.24/x
  3. Step 3: Cross multiply
    36,390.32x = 54,532.68 × 19,736.24
  4. Step 4: Simplify right side
    36,390.32x = 1,076,270,060.32
  5. Step 5: Solve for x
    x = 1,076,270,060.32/36,390.32
  6. Step 6: Final answer
    x = 29,575.72

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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.