Home / 35,213.49-48,590.96-20,104.56

Finding the Fourth Proportional to 35,213.49, 48,590.96 and 20,104.56

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Solution

The fourth proportional to 35,213.49, 48,590.96 and 20,104.56 is: 27,742.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,213.49 : 48,590.96 = 20,104.56 : x
  2. Step 2: Convert to fraction form
    35,213.49/48,590.96 = 20,104.56/x
  3. Step 3: Cross multiply
    35,213.49x = 48,590.96 × 20,104.56
  4. Step 4: Simplify right side
    35,213.49x = 976,899,770.25
  5. Step 5: Solve for x
    x = 976,899,770.25/35,213.49
  6. Step 6: Final answer
    x = 27,742.20

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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.