Home / 29,969.10-41,372.34-18,642.24

Finding the Fourth Proportional to 29,969.10, 41,372.34 and 18,642.24

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Solution

The fourth proportional to 29,969.10, 41,372.34 and 18,642.24 is: 25,735.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,969.10 : 41,372.34 = 18,642.24 : x
  2. Step 2: Convert to fraction form
    29,969.10/41,372.34 = 18,642.24/x
  3. Step 3: Cross multiply
    29,969.10x = 41,372.34 × 18,642.24
  4. Step 4: Simplify right side
    29,969.10x = 771,273,091.64
  5. Step 5: Solve for x
    x = 771,273,091.64/29,969.10
  6. Step 6: Final answer
    x = 25,735.61

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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.