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Finding the Fourth Proportional to 29,513.84, 44,282.88 and 21,656.43

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Solution

The fourth proportional to 29,513.84, 44,282.88 and 21,656.43 is: 32,493.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,513.84 : 44,282.88 = 21,656.43 : x
  2. Step 2: Convert to fraction form
    29,513.84/44,282.88 = 21,656.43/x
  3. Step 3: Cross multiply
    29,513.84x = 44,282.88 × 21,656.43
  4. Step 4: Simplify right side
    29,513.84x = 959,009,090.92
  5. Step 5: Solve for x
    x = 959,009,090.92/29,513.84
  6. Step 6: Final answer
    x = 32,493.54

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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.