Home / 29,330.78-43,989.37-17,487.88

Finding the Fourth Proportional to 29,330.78, 43,989.37 and 17,487.88

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Solution

The fourth proportional to 29,330.78, 43,989.37 and 17,487.88 is: 26,227.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,330.78 : 43,989.37 = 17,487.88 : x
  2. Step 2: Convert to fraction form
    29,330.78/43,989.37 = 17,487.88/x
  3. Step 3: Cross multiply
    29,330.78x = 43,989.37 × 17,487.88
  4. Step 4: Simplify right side
    29,330.78x = 769,280,670.14
  5. Step 5: Solve for x
    x = 769,280,670.14/29,330.78
  6. Step 6: Final answer
    x = 26,227.76

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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.