Home / 52,799.40-79,115.76-19,473.60

Finding the Fourth Proportional to 52,799.40, 79,115.76 and 19,473.60

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Solution

The fourth proportional to 52,799.40, 79,115.76 and 19,473.60 is: 29,179.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,799.40 : 79,115.76 = 19,473.60 : x
  2. Step 2: Convert to fraction form
    52,799.40/79,115.76 = 19,473.60/x
  3. Step 3: Cross multiply
    52,799.40x = 79,115.76 × 19,473.60
  4. Step 4: Simplify right side
    52,799.40x = 1,540,668,663.94
  5. Step 5: Solve for x
    x = 1,540,668,663.94/52,799.40
  6. Step 6: Final answer
    x = 29,179.66

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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.