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Finding the Fourth Proportional to 50,598.98, 75,905.30 and 19,007.76

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Solution

The fourth proportional to 50,598.98, 75,905.30 and 19,007.76 is: 28,514.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,598.98 : 75,905.30 = 19,007.76 : x
  2. Step 2: Convert to fraction form
    50,598.98/75,905.30 = 19,007.76/x
  3. Step 3: Cross multiply
    50,598.98x = 75,905.30 × 19,007.76
  4. Step 4: Simplify right side
    50,598.98x = 1,442,790,057.29
  5. Step 5: Solve for x
    x = 1,442,790,057.29/50,598.98
  6. Step 6: Final answer
    x = 28,514.21

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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.