Home / 40,452.43-60,665.44-13,427.51

Finding the Fourth Proportional to 40,452.43, 60,665.44 and 13,427.51

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Solution

The fourth proportional to 40,452.43, 60,665.44 and 13,427.51 is: 20,136.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,452.43 : 60,665.44 = 13,427.51 : x
  2. Step 2: Convert to fraction form
    40,452.43/60,665.44 = 13,427.51/x
  3. Step 3: Cross multiply
    40,452.43x = 60,665.44 × 13,427.51
  4. Step 4: Simplify right side
    40,452.43x = 814,585,802.25
  5. Step 5: Solve for x
    x = 814,585,802.25/40,452.43
  6. Step 6: Final answer
    x = 20,136.88

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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.