Home / 50,302.92-75,487.14-19,138.44

Finding the Fourth Proportional to 50,302.92, 75,487.14 and 19,138.44

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Solution

The fourth proportional to 50,302.92, 75,487.14 and 19,138.44 is: 28,720.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,302.92 : 75,487.14 = 19,138.44 : x
  2. Step 2: Convert to fraction form
    50,302.92/75,487.14 = 19,138.44/x
  3. Step 3: Cross multiply
    50,302.92x = 75,487.14 × 19,138.44
  4. Step 4: Simplify right side
    50,302.92x = 1,444,706,099.66
  5. Step 5: Solve for x
    x = 1,444,706,099.66/50,302.92
  6. Step 6: Final answer
    x = 28,720.12

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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.