Home / 41,745.58-57,664.11-31,116.76

Finding the Fourth Proportional to 41,745.58, 57,664.11 and 31,116.76

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Solution

The fourth proportional to 41,745.58, 57,664.11 and 31,116.76 is: 42,982.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,745.58 : 57,664.11 = 31,116.76 : x
  2. Step 2: Convert to fraction form
    41,745.58/57,664.11 = 31,116.76/x
  3. Step 3: Cross multiply
    41,745.58x = 57,664.11 × 31,116.76
  4. Step 4: Simplify right side
    41,745.58x = 1,794,320,271.48
  5. Step 5: Solve for x
    x = 1,794,320,271.48/41,745.58
  6. Step 6: Final answer
    x = 42,982.28

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.