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Finding the Fourth Proportional to 29,408.52, 44,069.70 and 14,587.84

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Solution

The fourth proportional to 29,408.52, 44,069.70 and 14,587.84 is: 21,860.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,408.52 : 44,069.70 = 14,587.84 : x
  2. Step 2: Convert to fraction form
    29,408.52/44,069.70 = 14,587.84/x
  3. Step 3: Cross multiply
    29,408.52x = 44,069.70 × 14,587.84
  4. Step 4: Simplify right side
    29,408.52x = 642,881,732.45
  5. Step 5: Solve for x
    x = 642,881,732.45/29,408.52
  6. Step 6: Final answer
    x = 21,860.39

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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.