Home / 33,246.34-45,879.84-18,138.89

Finding the Fourth Proportional to 33,246.34, 45,879.84 and 18,138.89

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Solution

The fourth proportional to 33,246.34, 45,879.84 and 18,138.89 is: 25,031.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,246.34 : 45,879.84 = 18,138.89 : x
  2. Step 2: Convert to fraction form
    33,246.34/45,879.84 = 18,138.89/x
  3. Step 3: Cross multiply
    33,246.34x = 45,879.84 × 18,138.89
  4. Step 4: Simplify right side
    33,246.34x = 832,209,553.70
  5. Step 5: Solve for x
    x = 832,209,553.70/33,246.34
  6. Step 6: Final answer
    x = 25,031.62

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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.