Home / 41,195.96-61,771.80-13,108.40

Finding the Fourth Proportional to 41,195.96, 61,771.80 and 13,108.40

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Solution

The fourth proportional to 41,195.96, 61,771.80 and 13,108.40 is: 19,655.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,195.96 : 61,771.80 = 13,108.40 : x
  2. Step 2: Convert to fraction form
    41,195.96/61,771.80 = 13,108.40/x
  3. Step 3: Cross multiply
    41,195.96x = 61,771.80 × 13,108.40
  4. Step 4: Simplify right side
    41,195.96x = 809,729,463.12
  5. Step 5: Solve for x
    x = 809,729,463.12/41,195.96
  6. Step 6: Final answer
    x = 19,655.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.