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Finding the Fourth Proportional to 35,676.69, 53,512.98 and 10,716.19

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Solution

The fourth proportional to 35,676.69, 53,512.98 and 10,716.19 is: 16,073.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,676.69 : 53,512.98 = 10,716.19 : x
  2. Step 2: Convert to fraction form
    35,676.69/53,512.98 = 10,716.19/x
  3. Step 3: Cross multiply
    35,676.69x = 53,512.98 × 10,716.19
  4. Step 4: Simplify right side
    35,676.69x = 573,454,993.58
  5. Step 5: Solve for x
    x = 573,454,993.58/35,676.69
  6. Step 6: Final answer
    x = 16,073.66

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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.