Home / 50,971.86-76,457.79-15,914.52

Finding the Fourth Proportional to 50,971.86, 76,457.79 and 15,914.52

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Solution

The fourth proportional to 50,971.86, 76,457.79 and 15,914.52 is: 23,871.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,971.86 : 76,457.79 = 15,914.52 : x
  2. Step 2: Convert to fraction form
    50,971.86/76,457.79 = 15,914.52/x
  3. Step 3: Cross multiply
    50,971.86x = 76,457.79 × 15,914.52
  4. Step 4: Simplify right side
    50,971.86x = 1,216,789,028.11
  5. Step 5: Solve for x
    x = 1,216,789,028.11/50,971.86
  6. Step 6: Final answer
    x = 23,871.78

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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.