Home / 47,607.52-71,394.82-19,519.60

Finding the Fourth Proportional to 47,607.52, 71,394.82 and 19,519.60

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Solution

The fourth proportional to 47,607.52, 71,394.82 and 19,519.60 is: 29,272.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,607.52 : 71,394.82 = 19,519.60 : x
  2. Step 2: Convert to fraction form
    47,607.52/71,394.82 = 19,519.60/x
  3. Step 3: Cross multiply
    47,607.52x = 71,394.82 × 19,519.60
  4. Step 4: Simplify right side
    47,607.52x = 1,393,598,328.47
  5. Step 5: Solve for x
    x = 1,393,598,328.47/47,607.52
  6. Step 6: Final answer
    x = 29,272.65

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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.