Home / 47,745.10-71,620.08-17,752.69

Finding the Fourth Proportional to 47,745.10, 71,620.08 and 17,752.69

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Solution

The fourth proportional to 47,745.10, 71,620.08 and 17,752.69 is: 26,629.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,745.10 : 71,620.08 = 17,752.69 : x
  2. Step 2: Convert to fraction form
    47,745.10/71,620.08 = 17,752.69/x
  3. Step 3: Cross multiply
    47,745.10x = 71,620.08 × 17,752.69
  4. Step 4: Simplify right side
    47,745.10x = 1,271,449,078.02
  5. Step 5: Solve for x
    x = 1,271,449,078.02/47,745.10
  6. Step 6: Final answer
    x = 26,629.94

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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.