Home / 15,622.29-23,413.31-5,749.88

Finding the Fourth Proportional to 15,622.29, 23,413.31 and 5,749.88

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Solution

The fourth proportional to 15,622.29, 23,413.31 and 5,749.88 is: 8,617.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,622.29 : 23,413.31 = 5,749.88 : x
  2. Step 2: Convert to fraction form
    15,622.29/23,413.31 = 5,749.88/x
  3. Step 3: Cross multiply
    15,622.29x = 23,413.31 × 5,749.88
  4. Step 4: Simplify right side
    15,622.29x = 134,623,577.09
  5. Step 5: Solve for x
    x = 134,623,577.09/15,622.29
  6. Step 6: Final answer
    x = 8,617.40

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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.