Home / 35,698.87-49,260.94-21,355.84

Finding the Fourth Proportional to 35,698.87, 49,260.94 and 21,355.84

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Solution

The fourth proportional to 35,698.87, 49,260.94 and 21,355.84 is: 29,468.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,698.87 : 49,260.94 = 21,355.84 : x
  2. Step 2: Convert to fraction form
    35,698.87/49,260.94 = 21,355.84/x
  3. Step 3: Cross multiply
    35,698.87x = 49,260.94 × 21,355.84
  4. Step 4: Simplify right side
    35,698.87x = 1,052,008,752.89
  5. Step 5: Solve for x
    x = 1,052,008,752.89/35,698.87
  6. Step 6: Final answer
    x = 29,468.97

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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.