Home / 41,199.60-61,798.68-13,119.24

Finding the Fourth Proportional to 41,199.60, 61,798.68 and 13,119.24

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Solution

The fourth proportional to 41,199.60, 61,798.68 and 13,119.24 is: 19,678.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,199.60 : 61,798.68 = 13,119.24 : x
  2. Step 2: Convert to fraction form
    41,199.60/61,798.68 = 13,119.24/x
  3. Step 3: Cross multiply
    41,199.60x = 61,798.68 × 13,119.24
  4. Step 4: Simplify right side
    41,199.60x = 810,751,714.60
  5. Step 5: Solve for x
    x = 810,751,714.60/41,199.60
  6. Step 6: Final answer
    x = 19,678.63

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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.