Home / 40,351.23-60,536.54-12,649.23

Finding the Fourth Proportional to 40,351.23, 60,536.54 and 12,649.23

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Solution

The fourth proportional to 40,351.23, 60,536.54 and 12,649.23 is: 18,976.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,351.23 : 60,536.54 = 12,649.23 : x
  2. Step 2: Convert to fraction form
    40,351.23/60,536.54 = 12,649.23/x
  3. Step 3: Cross multiply
    40,351.23x = 60,536.54 × 12,649.23
  4. Step 4: Simplify right side
    40,351.23x = 765,740,649.49
  5. Step 5: Solve for x
    x = 765,740,649.49/40,351.23
  6. Step 6: Final answer
    x = 18,976.88

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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.