Home / 29,651.37-40,912.20-17,712.38

Finding the Fourth Proportional to 29,651.37, 40,912.20 and 17,712.38

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Solution

The fourth proportional to 29,651.37, 40,912.20 and 17,712.38 is: 24,439.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,651.37 : 40,912.20 = 17,712.38 : x
  2. Step 2: Convert to fraction form
    29,651.37/40,912.20 = 17,712.38/x
  3. Step 3: Cross multiply
    29,651.37x = 40,912.20 × 17,712.38
  4. Step 4: Simplify right side
    29,651.37x = 724,652,228.48
  5. Step 5: Solve for x
    x = 724,652,228.48/29,651.37
  6. Step 6: Final answer
    x = 24,439.08

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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.