Home / 29,261.68-43,917.10-12,634.28

Finding the Fourth Proportional to 29,261.68, 43,917.10 and 12,634.28

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Solution

The fourth proportional to 29,261.68, 43,917.10 and 12,634.28 is: 18,962.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,261.68 : 43,917.10 = 12,634.28 : x
  2. Step 2: Convert to fraction form
    29,261.68/43,917.10 = 12,634.28/x
  3. Step 3: Cross multiply
    29,261.68x = 43,917.10 × 12,634.28
  4. Step 4: Simplify right side
    29,261.68x = 554,860,938.19
  5. Step 5: Solve for x
    x = 554,860,938.19/29,261.68
  6. Step 6: Final answer
    x = 18,962.03

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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.