Home / 33,234.72-45,861.84-18,331.04

Finding the Fourth Proportional to 33,234.72, 45,861.84 and 18,331.04

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Solution

The fourth proportional to 33,234.72, 45,861.84 and 18,331.04 is: 25,295.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,234.72 : 45,861.84 = 18,331.04 : x
  2. Step 2: Convert to fraction form
    33,234.72/45,861.84 = 18,331.04/x
  3. Step 3: Cross multiply
    33,234.72x = 45,861.84 × 18,331.04
  4. Step 4: Simplify right side
    33,234.72x = 840,695,223.51
  5. Step 5: Solve for x
    x = 840,695,223.51/33,234.72
  6. Step 6: Final answer
    x = 25,295.69

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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.