Home / 29,859.50-41,188.97-18,662.06

Finding the Fourth Proportional to 29,859.50, 41,188.97 and 18,662.06

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Solution

The fourth proportional to 29,859.50, 41,188.97 and 18,662.06 is: 25,742.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,859.50 : 41,188.97 = 18,662.06 : x
  2. Step 2: Convert to fraction form
    29,859.50/41,188.97 = 18,662.06/x
  3. Step 3: Cross multiply
    29,859.50x = 41,188.97 × 18,662.06
  4. Step 4: Simplify right side
    29,859.50x = 768,671,179.11
  5. Step 5: Solve for x
    x = 768,671,179.11/29,859.50
  6. Step 6: Final answer
    x = 25,742.93

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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.