Home / 47,447.80-71,147.52-15,846.49

Finding the Fourth Proportional to 47,447.80, 71,147.52 and 15,846.49

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Solution

The fourth proportional to 47,447.80, 71,147.52 and 15,846.49 is: 23,761.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,447.80 : 71,147.52 = 15,846.49 : x
  2. Step 2: Convert to fraction form
    47,447.80/71,147.52 = 15,846.49/x
  3. Step 3: Cross multiply
    47,447.80x = 71,147.52 × 15,846.49
  4. Step 4: Simplify right side
    47,447.80x = 1,127,438,582.65
  5. Step 5: Solve for x
    x = 1,127,438,582.65/47,447.80
  6. Step 6: Final answer
    x = 23,761.66

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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.