Home / 19,546.12-29,318.93-4,755.05

Finding the Fourth Proportional to 19,546.12, 29,318.93 and 4,755.05

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Solution

The fourth proportional to 19,546.12, 29,318.93 and 4,755.05 is: 7,132.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,546.12 : 29,318.93 = 4,755.05 : x
  2. Step 2: Convert to fraction form
    19,546.12/29,318.93 = 4,755.05/x
  3. Step 3: Cross multiply
    19,546.12x = 29,318.93 × 4,755.05
  4. Step 4: Simplify right side
    19,546.12x = 139,412,807.73
  5. Step 5: Solve for x
    x = 139,412,807.73/19,546.12
  6. Step 6: Final answer
    x = 7,132.51

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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.