Home / 41,638.72-57,461.60-25,719.52

Finding the Fourth Proportional to 41,638.72, 57,461.60 and 25,719.52

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Solution

The fourth proportional to 41,638.72, 57,461.60 and 25,719.52 is: 35,493.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,638.72 : 57,461.60 = 25,719.52 : x
  2. Step 2: Convert to fraction form
    41,638.72/57,461.60 = 25,719.52/x
  3. Step 3: Cross multiply
    41,638.72x = 57,461.60 × 25,719.52
  4. Step 4: Simplify right side
    41,638.72x = 1,477,884,770.43
  5. Step 5: Solve for x
    x = 1,477,884,770.43/41,638.72
  6. Step 6: Final answer
    x = 35,493.04

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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.