Home / 52,799.49-79,185.33-19,529.09

Finding the Fourth Proportional to 52,799.49, 79,185.33 and 19,529.09

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Solution

The fourth proportional to 52,799.49, 79,185.33 and 19,529.09 is: 29,288.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,799.49 : 79,185.33 = 19,529.09 : x
  2. Step 2: Convert to fraction form
    52,799.49/79,185.33 = 19,529.09/x
  3. Step 3: Cross multiply
    52,799.49x = 79,185.33 × 19,529.09
  4. Step 4: Simplify right side
    52,799.49x = 1,546,417,040.32
  5. Step 5: Solve for x
    x = 1,546,417,040.32/52,799.49
  6. Step 6: Final answer
    x = 29,288.48

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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.