Home / 29,936.09-41,311.80-17,190.11

Finding the Fourth Proportional to 29,936.09, 41,311.80 and 17,190.11

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Solution

The fourth proportional to 29,936.09, 41,311.80 and 17,190.11 is: 23,722.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,936.09 : 41,311.80 = 17,190.11 : x
  2. Step 2: Convert to fraction form
    29,936.09/41,311.80 = 17,190.11/x
  3. Step 3: Cross multiply
    29,936.09x = 41,311.80 × 17,190.11
  4. Step 4: Simplify right side
    29,936.09x = 710,154,179.74
  5. Step 5: Solve for x
    x = 710,154,179.74/29,936.09
  6. Step 6: Final answer
    x = 23,722.35

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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.