Home / 33,229.63-45,856.89-18,325.63

Finding the Fourth Proportional to 33,229.63, 45,856.89 and 18,325.63

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Solution

The fourth proportional to 33,229.63, 45,856.89 and 18,325.63 is: 25,289.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,229.63 : 45,856.89 = 18,325.63 : x
  2. Step 2: Convert to fraction form
    33,229.63/45,856.89 = 18,325.63/x
  3. Step 3: Cross multiply
    33,229.63x = 45,856.89 × 18,325.63
  4. Step 4: Simplify right side
    33,229.63x = 840,356,078.18
  5. Step 5: Solve for x
    x = 840,356,078.18/33,229.63
  6. Step 6: Final answer
    x = 25,289.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.