Home / 33,418.40-50,127.66-13,693.41

Finding the Fourth Proportional to 33,418.40, 50,127.66 and 13,693.41

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Solution

The fourth proportional to 33,418.40, 50,127.66 and 13,693.41 is: 20,540.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,418.40 : 50,127.66 = 13,693.41 : x
  2. Step 2: Convert to fraction form
    33,418.40/50,127.66 = 13,693.41/x
  3. Step 3: Cross multiply
    33,418.40x = 50,127.66 × 13,693.41
  4. Step 4: Simplify right side
    33,418.40x = 686,418,600.72
  5. Step 5: Solve for x
    x = 686,418,600.72/33,418.40
  6. Step 6: Final answer
    x = 20,540.14

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1.5x scale

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.