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Finding the Fourth Proportional to 19,747, 29,625.36 and 5,896

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Solution

The fourth proportional to 19,747, 29,625.36 and 5,896 is: 8,845.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,747 : 29,625.36 = 5,896 : x
  2. Step 2: Convert to fraction form
    19,747/29,625.36 = 5,896/x
  3. Step 3: Cross multiply
    19,747x = 29,625.36 × 5,896
  4. Step 4: Simplify right side
    19,747x = 174,671,122.56
  5. Step 5: Solve for x
    x = 174,671,122.56/19,747
  6. Step 6: Final answer
    x = 8,845.45

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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.