Home / 47,936.86-71,875.23-14,645.86

Finding the Fourth Proportional to 47,936.86, 71,875.23 and 14,645.86

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Solution

The fourth proportional to 47,936.86, 71,875.23 and 14,645.86 is: 21,959.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,936.86 : 71,875.23 = 14,645.86 : x
  2. Step 2: Convert to fraction form
    47,936.86/71,875.23 = 14,645.86/x
  3. Step 3: Cross multiply
    47,936.86x = 71,875.23 × 14,645.86
  4. Step 4: Simplify right side
    47,936.86x = 1,052,674,556.05
  5. Step 5: Solve for x
    x = 1,052,674,556.05/47,936.86
  6. Step 6: Final answer
    x = 21,959.61

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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.