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Finding the Fourth Proportional to 33,873.79, 46,751.16 and 20,446.96

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Solution

The fourth proportional to 33,873.79, 46,751.16 and 20,446.96 is: 28,220.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,873.79 : 46,751.16 = 20,446.96 : x
  2. Step 2: Convert to fraction form
    33,873.79/46,751.16 = 20,446.96/x
  3. Step 3: Cross multiply
    33,873.79x = 46,751.16 × 20,446.96
  4. Step 4: Simplify right side
    33,873.79x = 955,919,098.47
  5. Step 5: Solve for x
    x = 955,919,098.47/33,873.79
  6. Step 6: Final answer
    x = 28,220.02

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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.