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Finding the Fourth Proportional to 35,505.70, 48,998.28 and 19,590.73

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Solution

The fourth proportional to 35,505.70, 48,998.28 and 19,590.73 is: 27,035.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,505.70 : 48,998.28 = 19,590.73 : x
  2. Step 2: Convert to fraction form
    35,505.70/48,998.28 = 19,590.73/x
  3. Step 3: Cross multiply
    35,505.70x = 48,998.28 × 19,590.73
  4. Step 4: Simplify right side
    35,505.70x = 959,912,073.94
  5. Step 5: Solve for x
    x = 959,912,073.94/35,505.70
  6. Step 6: Final answer
    x = 27,035.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.