Home / 41,640.10-57,462.87-22,777

Finding the Fourth Proportional to 41,640.10, 57,462.87 and 22,777

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Solution

The fourth proportional to 41,640.10, 57,462.87 and 22,777 is: 31,432.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,640.10 : 57,462.87 = 22,777 : x
  2. Step 2: Convert to fraction form
    41,640.10/57,462.87 = 22,777/x
  3. Step 3: Cross multiply
    41,640.10x = 57,462.87 × 22,777
  4. Step 4: Simplify right side
    41,640.10x = 1,308,831,789.99
  5. Step 5: Solve for x
    x = 1,308,831,789.99/41,640.10
  6. Step 6: Final answer
    x = 31,432.00

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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.