Home / 50,087.91-75,136.90-18,506.26

Finding the Fourth Proportional to 50,087.91, 75,136.90 and 18,506.26

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Solution

The fourth proportional to 50,087.91, 75,136.90 and 18,506.26 is: 27,761.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,087.91 : 75,136.90 = 18,506.26 : x
  2. Step 2: Convert to fraction form
    50,087.91/75,136.90 = 18,506.26/x
  3. Step 3: Cross multiply
    50,087.91x = 75,136.90 × 18,506.26
  4. Step 4: Simplify right side
    50,087.91x = 1,390,503,006.99
  5. Step 5: Solve for x
    x = 1,390,503,006.99/50,087.91
  6. Step 6: Final answer
    x = 27,761.25

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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.