Home / 50,708.72-76,073.94-15,172.78

Finding the Fourth Proportional to 50,708.72, 76,073.94 and 15,172.78

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Solution

The fourth proportional to 50,708.72, 76,073.94 and 15,172.78 is: 22,762.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,708.72 : 76,073.94 = 15,172.78 : x
  2. Step 2: Convert to fraction form
    50,708.72/76,073.94 = 15,172.78/x
  3. Step 3: Cross multiply
    50,708.72x = 76,073.94 × 15,172.78
  4. Step 4: Simplify right side
    50,708.72x = 1,154,253,155.35
  5. Step 5: Solve for x
    x = 1,154,253,155.35/50,708.72
  6. Step 6: Final answer
    x = 22,762.42

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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.