Home / 35,997.86-49,677.07-20,082.31

Finding the Fourth Proportional to 35,997.86, 49,677.07 and 20,082.31

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Solution

The fourth proportional to 35,997.86, 49,677.07 and 20,082.31 is: 27,713.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,997.86 : 49,677.07 = 20,082.31 : x
  2. Step 2: Convert to fraction form
    35,997.86/49,677.07 = 20,082.31/x
  3. Step 3: Cross multiply
    35,997.86x = 49,677.07 × 20,082.31
  4. Step 4: Simplify right side
    35,997.86x = 997,630,419.03
  5. Step 5: Solve for x
    x = 997,630,419.03/35,997.86
  6. Step 6: Final answer
    x = 27,713.60

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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.