Home / 51,371.04-77,059.92-15,828

Finding the Fourth Proportional to 51,371.04, 77,059.92 and 15,828

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Solution

The fourth proportional to 51,371.04, 77,059.92 and 15,828 is: 23,743.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,371.04 : 77,059.92 = 15,828 : x
  2. Step 2: Convert to fraction form
    51,371.04/77,059.92 = 15,828/x
  3. Step 3: Cross multiply
    51,371.04x = 77,059.92 × 15,828
  4. Step 4: Simplify right side
    51,371.04x = 1,219,704,413.76
  5. Step 5: Solve for x
    x = 1,219,704,413.76/51,371.04
  6. Step 6: Final answer
    x = 23,743.04

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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.