Home / 50,707.72-76,072.44-15,171.78

Finding the Fourth Proportional to 50,707.72, 76,072.44 and 15,171.78

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Solution

The fourth proportional to 50,707.72, 76,072.44 and 15,171.78 is: 22,760.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,707.72 : 76,072.44 = 15,171.78 : x
  2. Step 2: Convert to fraction form
    50,707.72/76,072.44 = 15,171.78/x
  3. Step 3: Cross multiply
    50,707.72x = 76,072.44 × 15,171.78
  4. Step 4: Simplify right side
    50,707.72x = 1,154,154,409.28
  5. Step 5: Solve for x
    x = 1,154,154,409.28/50,707.72
  6. Step 6: Final answer
    x = 22,760.92

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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.