Home / 34,136.30-51,204.56-18,652.34

Finding the Fourth Proportional to 34,136.30, 51,204.56 and 18,652.34

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Solution

The fourth proportional to 34,136.30, 51,204.56 and 18,652.34 is: 27,978.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,136.30 : 51,204.56 = 18,652.34 : x
  2. Step 2: Convert to fraction form
    34,136.30/51,204.56 = 18,652.34/x
  3. Step 3: Cross multiply
    34,136.30x = 51,204.56 × 18,652.34
  4. Step 4: Simplify right side
    34,136.30x = 955,084,897.42
  5. Step 5: Solve for x
    x = 955,084,897.42/34,136.30
  6. Step 6: Final answer
    x = 27,978.57

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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.