Home / 15,386.21-23,083.46-4,856.66

Finding the Fourth Proportional to 15,386.21, 23,083.46 and 4,856.66

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Solution

The fourth proportional to 15,386.21, 23,083.46 and 4,856.66 is: 7,286.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,386.21 : 23,083.46 = 4,856.66 : x
  2. Step 2: Convert to fraction form
    15,386.21/23,083.46 = 4,856.66/x
  3. Step 3: Cross multiply
    15,386.21x = 23,083.46 × 4,856.66
  4. Step 4: Simplify right side
    15,386.21x = 112,108,413.57
  5. Step 5: Solve for x
    x = 112,108,413.57/15,386.21
  6. Step 6: Final answer
    x = 7,286.29

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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.