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Finding the Fourth Proportional to 25,241.40, 34,841.88 and 17,309.88

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Solution

The fourth proportional to 25,241.40, 34,841.88 and 17,309.88 is: 23,893.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,241.40 : 34,841.88 = 17,309.88 : x
  2. Step 2: Convert to fraction form
    25,241.40/34,841.88 = 17,309.88/x
  3. Step 3: Cross multiply
    25,241.40x = 34,841.88 × 17,309.88
  4. Step 4: Simplify right side
    25,241.40x = 603,108,761.77
  5. Step 5: Solve for x
    x = 603,108,761.77/25,241.40
  6. Step 6: Final answer
    x = 23,893.63

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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.