Home / 19,546.28-29,319.01-4,755.28

Finding the Fourth Proportional to 19,546.28, 29,319.01 and 4,755.28

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Solution

The fourth proportional to 19,546.28, 29,319.01 and 4,755.28 is: 7,132.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,546.28 : 29,319.01 = 4,755.28 : x
  2. Step 2: Convert to fraction form
    19,546.28/29,319.01 = 4,755.28/x
  3. Step 3: Cross multiply
    19,546.28x = 29,319.01 × 4,755.28
  4. Step 4: Simplify right side
    19,546.28x = 139,420,101.87
  5. Step 5: Solve for x
    x = 139,420,101.87/19,546.28
  6. Step 6: Final answer
    x = 7,132.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.