Home / 52,711.58-79,016.63-19,413.49

Finding the Fourth Proportional to 52,711.58, 79,016.63 and 19,413.49

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Solution

The fourth proportional to 52,711.58, 79,016.63 and 19,413.49 is: 29,101.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,711.58 : 79,016.63 = 19,413.49 : x
  2. Step 2: Convert to fraction form
    52,711.58/79,016.63 = 19,413.49/x
  3. Step 3: Cross multiply
    52,711.58x = 79,016.63 × 19,413.49
  4. Step 4: Simplify right side
    52,711.58x = 1,533,988,261.73
  5. Step 5: Solve for x
    x = 1,533,988,261.73/52,711.58
  6. Step 6: Final answer
    x = 29,101.54

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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.