Home / 50,722.86-76,091.58-15,665.28

Finding the Fourth Proportional to 50,722.86, 76,091.58 and 15,665.28

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Solution

The fourth proportional to 50,722.86, 76,091.58 and 15,665.28 is: 23,500.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,722.86 : 76,091.58 = 15,665.28 : x
  2. Step 2: Convert to fraction form
    50,722.86/76,091.58 = 15,665.28/x
  3. Step 3: Cross multiply
    50,722.86x = 76,091.58 × 15,665.28
  4. Step 4: Simplify right side
    50,722.86x = 1,191,995,906.34
  5. Step 5: Solve for x
    x = 1,191,995,906.34/50,722.86
  6. Step 6: Final answer
    x = 23,500.17

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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.