Home / 50,315.92-75,506.64-19,151.44

Finding the Fourth Proportional to 50,315.92, 75,506.64 and 19,151.44

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Solution

The fourth proportional to 50,315.92, 75,506.64 and 19,151.44 is: 28,739.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,315.92 : 75,506.64 = 19,151.44 : x
  2. Step 2: Convert to fraction form
    50,315.92/75,506.64 = 19,151.44/x
  3. Step 3: Cross multiply
    50,315.92x = 75,506.64 × 19,151.44
  4. Step 4: Simplify right side
    50,315.92x = 1,446,060,885.56
  5. Step 5: Solve for x
    x = 1,446,060,885.56/50,315.92
  6. Step 6: Final answer
    x = 28,739.63

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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.