Home / 13,413.04-20,126.22-6,022.72

Finding the Fourth Proportional to 13,413.04, 20,126.22 and 6,022.72

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Solution

The fourth proportional to 13,413.04, 20,126.22 and 6,022.72 is: 9,037.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,413.04 : 20,126.22 = 6,022.72 : x
  2. Step 2: Convert to fraction form
    13,413.04/20,126.22 = 6,022.72/x
  3. Step 3: Cross multiply
    13,413.04x = 20,126.22 × 6,022.72
  4. Step 4: Simplify right side
    13,413.04x = 121,214,587.72
  5. Step 5: Solve for x
    x = 121,214,587.72/13,413.04
  6. Step 6: Final answer
    x = 9,037.07

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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.