Home / 41,086.94-61,639.64-13,008.68

Finding the Fourth Proportional to 41,086.94, 61,639.64 and 13,008.68

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Solution

The fourth proportional to 41,086.94, 61,639.64 and 13,008.68 is: 19,515.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,086.94 : 61,639.64 = 13,008.68 : x
  2. Step 2: Convert to fraction form
    41,086.94/61,639.64 = 13,008.68/x
  3. Step 3: Cross multiply
    41,086.94x = 61,639.64 × 13,008.68
  4. Step 4: Simplify right side
    41,086.94x = 801,850,076.40
  5. Step 5: Solve for x
    x = 801,850,076.40/41,086.94
  6. Step 6: Final answer
    x = 19,515.94

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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.