Home / 47,443.46-71,162.75-14,163.80

Finding the Fourth Proportional to 47,443.46, 71,162.75 and 14,163.80

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Solution

The fourth proportional to 47,443.46, 71,162.75 and 14,163.80 is: 21,244.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,443.46 : 71,162.75 = 14,163.80 : x
  2. Step 2: Convert to fraction form
    47,443.46/71,162.75 = 14,163.80/x
  3. Step 3: Cross multiply
    47,443.46x = 71,162.75 × 14,163.80
  4. Step 4: Simplify right side
    47,443.46x = 1,007,934,638.05
  5. Step 5: Solve for x
    x = 1,007,934,638.05/47,443.46
  6. Step 6: Final answer
    x = 21,244.97

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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.