Home / 33,717.12-50,574.24-12,939.36

Finding the Fourth Proportional to 33,717.12, 50,574.24 and 12,939.36

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Solution

The fourth proportional to 33,717.12, 50,574.24 and 12,939.36 is: 19,408.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,717.12 : 50,574.24 = 12,939.36 : x
  2. Step 2: Convert to fraction form
    33,717.12/50,574.24 = 12,939.36/x
  3. Step 3: Cross multiply
    33,717.12x = 50,574.24 × 12,939.36
  4. Step 4: Simplify right side
    33,717.12x = 654,398,298.09
  5. Step 5: Solve for x
    x = 654,398,298.09/33,717.12
  6. Step 6: Final answer
    x = 19,408.49

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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.