Home / 63,815.28-95,736.56-19,445.58

Finding the Fourth Proportional to 63,815.28, 95,736.56 and 19,445.58

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Solution

The fourth proportional to 63,815.28, 95,736.56 and 19,445.58 is: 29,172.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,815.28 : 95,736.56 = 19,445.58 : x
  2. Step 2: Convert to fraction form
    63,815.28/95,736.56 = 19,445.58/x
  3. Step 3: Cross multiply
    63,815.28x = 95,736.56 × 19,445.58
  4. Step 4: Simplify right side
    63,815.28x = 1,861,652,936.40
  5. Step 5: Solve for x
    x = 1,861,652,936.40/63,815.28
  6. Step 6: Final answer
    x = 29,172.53

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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.