Home / 14,413.20-21,619.52-5,654.24

Finding the Fourth Proportional to 14,413.20, 21,619.52 and 5,654.24

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Solution

The fourth proportional to 14,413.20, 21,619.52 and 5,654.24 is: 8,481.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,413.20 : 21,619.52 = 5,654.24 : x
  2. Step 2: Convert to fraction form
    14,413.20/21,619.52 = 5,654.24/x
  3. Step 3: Cross multiply
    14,413.20x = 21,619.52 × 5,654.24
  4. Step 4: Simplify right side
    14,413.20x = 122,241,954.76
  5. Step 5: Solve for x
    x = 122,241,954.76/14,413.20
  6. Step 6: Final answer
    x = 8,481.25

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1.5x scale

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.