Home / 40,370.36-60,540.18-18,467

Finding the Fourth Proportional to 40,370.36, 60,540.18 and 18,467

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Solution

The fourth proportional to 40,370.36, 60,540.18 and 18,467 is: 27,693.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,370.36 : 60,540.18 = 18,467 : x
  2. Step 2: Convert to fraction form
    40,370.36/60,540.18 = 18,467/x
  3. Step 3: Cross multiply
    40,370.36x = 60,540.18 × 18,467
  4. Step 4: Simplify right side
    40,370.36x = 1,117,995,504.06
  5. Step 5: Solve for x
    x = 1,117,995,504.06/40,370.36
  6. Step 6: Final answer
    x = 27,693.47

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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.