Home / 35,327.84-48,755.81-20,217.48

Finding the Fourth Proportional to 35,327.84, 48,755.81 and 20,217.48

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Solution

The fourth proportional to 35,327.84, 48,755.81 and 20,217.48 is: 27,902.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,327.84 : 48,755.81 = 20,217.48 : x
  2. Step 2: Convert to fraction form
    35,327.84/48,755.81 = 20,217.48/x
  3. Step 3: Cross multiply
    35,327.84x = 48,755.81 × 20,217.48
  4. Step 4: Simplify right side
    35,327.84x = 985,719,512.47
  5. Step 5: Solve for x
    x = 985,719,512.47/35,327.84
  6. Step 6: Final answer
    x = 27,902.06

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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.