Home / 47,745.20-71,632.20-25,569.20

Finding the Fourth Proportional to 47,745.20, 71,632.20 and 25,569.20

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Solution

The fourth proportional to 47,745.20, 71,632.20 and 25,569.20 is: 38,361.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,745.20 : 71,632.20 = 25,569.20 : x
  2. Step 2: Convert to fraction form
    47,745.20/71,632.20 = 25,569.20/x
  3. Step 3: Cross multiply
    47,745.20x = 71,632.20 × 25,569.20
  4. Step 4: Simplify right side
    47,745.20x = 1,831,578,048.24
  5. Step 5: Solve for x
    x = 1,831,578,048.24/47,745.20
  6. Step 6: Final answer
    x = 38,361.51

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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.