Home / 43,297.38-64,851.30-25,728.48

Finding the Fourth Proportional to 43,297.38, 64,851.30 and 25,728.48

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Solution

The fourth proportional to 43,297.38, 64,851.30 and 25,728.48 is: 38,536.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,297.38 : 64,851.30 = 25,728.48 : x
  2. Step 2: Convert to fraction form
    43,297.38/64,851.30 = 25,728.48/x
  3. Step 3: Cross multiply
    43,297.38x = 64,851.30 × 25,728.48
  4. Step 4: Simplify right side
    43,297.38x = 1,668,525,375.02
  5. Step 5: Solve for x
    x = 1,668,525,375.02/43,297.38
  6. Step 6: Final answer
    x = 38,536.41

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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.