Home / 41,857.07-62,778.63-13,777.43

Finding the Fourth Proportional to 41,857.07, 62,778.63 and 13,777.43

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Solution

The fourth proportional to 41,857.07, 62,778.63 and 13,777.43 is: 20,663.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,857.07 : 62,778.63 = 13,777.43 : x
  2. Step 2: Convert to fraction form
    41,857.07/62,778.63 = 13,777.43/x
  3. Step 3: Cross multiply
    41,857.07x = 62,778.63 × 13,777.43
  4. Step 4: Simplify right side
    41,857.07x = 864,928,180.32
  5. Step 5: Solve for x
    x = 864,928,180.32/41,857.07
  6. Step 6: Final answer
    x = 20,663.85

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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.