Home / 35,796.87-49,393.73-20,690.92

Finding the Fourth Proportional to 35,796.87, 49,393.73 and 20,690.92

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Solution

The fourth proportional to 35,796.87, 49,393.73 and 20,690.92 is: 28,550.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,796.87 : 49,393.73 = 20,690.92 : x
  2. Step 2: Convert to fraction form
    35,796.87/49,393.73 = 20,690.92/x
  3. Step 3: Cross multiply
    35,796.87x = 49,393.73 × 20,690.92
  4. Step 4: Simplify right side
    35,796.87x = 1,022,001,715.93
  5. Step 5: Solve for x
    x = 1,022,001,715.93/35,796.87
  6. Step 6: Final answer
    x = 28,550.03

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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.