Home / 47,195.52-70,817.89-19,136.31

Finding the Fourth Proportional to 47,195.52, 70,817.89 and 19,136.31

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Solution

The fourth proportional to 47,195.52, 70,817.89 and 19,136.31 is: 28,714.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,195.52 : 70,817.89 = 19,136.31 : x
  2. Step 2: Convert to fraction form
    47,195.52/70,817.89 = 19,136.31/x
  3. Step 3: Cross multiply
    47,195.52x = 70,817.89 × 19,136.31
  4. Step 4: Simplify right side
    47,195.52x = 1,355,193,096.59
  5. Step 5: Solve for x
    x = 1,355,193,096.59/47,195.52
  6. Step 6: Final answer
    x = 28,714.44

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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.