Home / 29,213.56-43,820.16-11,687.44

Finding the Fourth Proportional to 29,213.56, 43,820.16 and 11,687.44

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Solution

The fourth proportional to 29,213.56, 43,820.16 and 11,687.44 is: 17,531.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,213.56 : 43,820.16 = 11,687.44 : x
  2. Step 2: Convert to fraction form
    29,213.56/43,820.16 = 11,687.44/x
  3. Step 3: Cross multiply
    29,213.56x = 43,820.16 × 11,687.44
  4. Step 4: Simplify right side
    29,213.56x = 512,145,490.79
  5. Step 5: Solve for x
    x = 512,145,490.79/29,213.56
  6. Step 6: Final answer
    x = 17,531.09

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1.5x scale

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.