Home / 33,189.96-45,802.12-18,285.96

Finding the Fourth Proportional to 33,189.96, 45,802.12 and 18,285.96

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Solution

The fourth proportional to 33,189.96, 45,802.12 and 18,285.96 is: 25,234.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,189.96 : 45,802.12 = 18,285.96 : x
  2. Step 2: Convert to fraction form
    33,189.96/45,802.12 = 18,285.96/x
  3. Step 3: Cross multiply
    33,189.96x = 45,802.12 × 18,285.96
  4. Step 4: Simplify right side
    33,189.96x = 837,535,734.24
  5. Step 5: Solve for x
    x = 837,535,734.24/33,189.96
  6. Step 6: Final answer
    x = 25,234.61

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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.