Home / 43,823.38-65,708.74-17,137.60

Finding the Fourth Proportional to 43,823.38, 65,708.74 and 17,137.60

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Solution

The fourth proportional to 43,823.38, 65,708.74 and 17,137.60 is: 25,696.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,823.38 : 65,708.74 = 17,137.60 : x
  2. Step 2: Convert to fraction form
    43,823.38/65,708.74 = 17,137.60/x
  3. Step 3: Cross multiply
    43,823.38x = 65,708.74 × 17,137.60
  4. Step 4: Simplify right side
    43,823.38x = 1,126,090,102.62
  5. Step 5: Solve for x
    x = 1,126,090,102.62/43,823.38
  6. Step 6: Final answer
    x = 25,696.10

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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.