Home / 50,638.18-75,950.25-13,195.21

Finding the Fourth Proportional to 50,638.18, 75,950.25 and 13,195.21

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Solution

The fourth proportional to 50,638.18, 75,950.25 and 13,195.21 is: 19,790.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,638.18 : 75,950.25 = 13,195.21 : x
  2. Step 2: Convert to fraction form
    50,638.18/75,950.25 = 13,195.21/x
  3. Step 3: Cross multiply
    50,638.18x = 75,950.25 × 13,195.21
  4. Step 4: Simplify right side
    50,638.18x = 1,002,179,498.30
  5. Step 5: Solve for x
    x = 1,002,179,498.30/50,638.18
  6. Step 6: Final answer
    x = 19,790.99

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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.