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Finding the Fourth Proportional to 35,294.48, 48,684.97 and 20,944.85

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Solution

The fourth proportional to 35,294.48, 48,684.97 and 20,944.85 is: 28,891.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,294.48 : 48,684.97 = 20,944.85 : x
  2. Step 2: Convert to fraction form
    35,294.48/48,684.97 = 20,944.85/x
  3. Step 3: Cross multiply
    35,294.48x = 48,684.97 × 20,944.85
  4. Step 4: Simplify right side
    35,294.48x = 1,019,699,463.25
  5. Step 5: Solve for x
    x = 1,019,699,463.25/35,294.48
  6. Step 6: Final answer
    x = 28,891.19

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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.