Home / 29,243.40-40,355.33-17,146.86

Finding the Fourth Proportional to 29,243.40, 40,355.33 and 17,146.86

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Solution

The fourth proportional to 29,243.40, 40,355.33 and 17,146.86 is: 23,662.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,243.40 : 40,355.33 = 17,146.86 : x
  2. Step 2: Convert to fraction form
    29,243.40/40,355.33 = 17,146.86/x
  3. Step 3: Cross multiply
    29,243.40x = 40,355.33 × 17,146.86
  4. Step 4: Simplify right side
    29,243.40x = 691,967,108.03
  5. Step 5: Solve for x
    x = 691,967,108.03/29,243.40
  6. Step 6: Final answer
    x = 23,662.33

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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.