Home / 47,467.76-71,131.23-19,353.47

Finding the Fourth Proportional to 47,467.76, 71,131.23 and 19,353.47

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Solution

The fourth proportional to 47,467.76, 71,131.23 and 19,353.47 is: 29,001.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,467.76 : 71,131.23 = 19,353.47 : x
  2. Step 2: Convert to fraction form
    47,467.76/71,131.23 = 19,353.47/x
  3. Step 3: Cross multiply
    47,467.76x = 71,131.23 × 19,353.47
  4. Step 4: Simplify right side
    47,467.76x = 1,376,635,770.21
  5. Step 5: Solve for x
    x = 1,376,635,770.21/47,467.76
  6. Step 6: Final answer
    x = 29,001.49

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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.