Home / 29,977.90-41,364.32-17,228.09

Finding the Fourth Proportional to 29,977.90, 41,364.32 and 17,228.09

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Solution

The fourth proportional to 29,977.90, 41,364.32 and 17,228.09 is: 23,771.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,977.90 : 41,364.32 = 17,228.09 : x
  2. Step 2: Convert to fraction form
    29,977.90/41,364.32 = 17,228.09/x
  3. Step 3: Cross multiply
    29,977.90x = 41,364.32 × 17,228.09
  4. Step 4: Simplify right side
    29,977.90x = 712,628,245.02
  5. Step 5: Solve for x
    x = 712,628,245.02/29,977.90
  6. Step 6: Final answer
    x = 23,771.79

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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.