Home / 52,974.97-79,455.33-19,690.45

Finding the Fourth Proportional to 52,974.97, 79,455.33 and 19,690.45

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Solution

The fourth proportional to 52,974.97, 79,455.33 and 19,690.45 is: 29,533.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,974.97 : 79,455.33 = 19,690.45 : x
  2. Step 2: Convert to fraction form
    52,974.97/79,455.33 = 19,690.45/x
  3. Step 3: Cross multiply
    52,974.97x = 79,455.33 × 19,690.45
  4. Step 4: Simplify right side
    52,974.97x = 1,564,511,003.96
  5. Step 5: Solve for x
    x = 1,564,511,003.96/52,974.97
  6. Step 6: Final answer
    x = 29,533.02

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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.