Home / 35,891.25-53,837.33-12,517.69

Finding the Fourth Proportional to 35,891.25, 53,837.33 and 12,517.69

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Solution

The fourth proportional to 35,891.25, 53,837.33 and 12,517.69 is: 18,776.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,891.25 : 53,837.33 = 12,517.69 : x
  2. Step 2: Convert to fraction form
    35,891.25/53,837.33 = 12,517.69/x
  3. Step 3: Cross multiply
    35,891.25x = 53,837.33 × 12,517.69
  4. Step 4: Simplify right side
    35,891.25x = 673,918,880.60
  5. Step 5: Solve for x
    x = 673,918,880.60/35,891.25
  6. Step 6: Final answer
    x = 18,776.69

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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.