Home / 47,859.68-71,786.90-14,576.96

Finding the Fourth Proportional to 47,859.68, 71,786.90 and 14,576.96

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Solution

The fourth proportional to 47,859.68, 71,786.90 and 14,576.96 is: 21,864.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,859.68 : 71,786.90 = 14,576.96 : x
  2. Step 2: Convert to fraction form
    47,859.68/71,786.90 = 14,576.96/x
  3. Step 3: Cross multiply
    47,859.68x = 71,786.90 × 14,576.96
  4. Step 4: Simplify right side
    47,859.68x = 1,046,434,769.82
  5. Step 5: Solve for x
    x = 1,046,434,769.82/47,859.68
  6. Step 6: Final answer
    x = 21,864.64

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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.