Home / 50,136.76-75,126.02-18,503.29

Finding the Fourth Proportional to 50,136.76, 75,126.02 and 18,503.29

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Solution

The fourth proportional to 50,136.76, 75,126.02 and 18,503.29 is: 27,725.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,136.76 : 75,126.02 = 18,503.29 : x
  2. Step 2: Convert to fraction form
    50,136.76/75,126.02 = 18,503.29/x
  3. Step 3: Cross multiply
    50,136.76x = 75,126.02 × 18,503.29
  4. Step 4: Simplify right side
    50,136.76x = 1,390,078,158.98
  5. Step 5: Solve for x
    x = 1,390,078,158.98/50,136.76
  6. Step 6: Final answer
    x = 27,725.73

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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.