Home / 43,519.69-65,284.08-18,562.38

Finding the Fourth Proportional to 43,519.69, 65,284.08 and 18,562.38

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Solution

The fourth proportional to 43,519.69, 65,284.08 and 18,562.38 is: 27,845.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,519.69 : 65,284.08 = 18,562.38 : x
  2. Step 2: Convert to fraction form
    43,519.69/65,284.08 = 18,562.38/x
  3. Step 3: Cross multiply
    43,519.69x = 65,284.08 × 18,562.38
  4. Step 4: Simplify right side
    43,519.69x = 1,211,827,900.91
  5. Step 5: Solve for x
    x = 1,211,827,900.91/43,519.69
  6. Step 6: Final answer
    x = 27,845.51

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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.