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Finding the Fourth Proportional to 34,241.50, 47,254.29 and 19,134.82

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Solution

The fourth proportional to 34,241.50, 47,254.29 and 19,134.82 is: 26,406.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,241.50 : 47,254.29 = 19,134.82 : x
  2. Step 2: Convert to fraction form
    34,241.50/47,254.29 = 19,134.82/x
  3. Step 3: Cross multiply
    34,241.50x = 47,254.29 × 19,134.82
  4. Step 4: Simplify right side
    34,241.50x = 904,202,333.38
  5. Step 5: Solve for x
    x = 904,202,333.38/34,241.50
  6. Step 6: Final answer
    x = 26,406.62

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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.