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Finding the Fourth Proportional to 29,798.85, 41,130.69 and 17,059.17

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Solution

The fourth proportional to 29,798.85, 41,130.69 and 17,059.17 is: 23,546.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,798.85 : 41,130.69 = 17,059.17 : x
  2. Step 2: Convert to fraction form
    29,798.85/41,130.69 = 17,059.17/x
  3. Step 3: Cross multiply
    29,798.85x = 41,130.69 × 17,059.17
  4. Step 4: Simplify right side
    29,798.85x = 701,655,432.93
  5. Step 5: Solve for x
    x = 701,655,432.93/29,798.85
  6. Step 6: Final answer
    x = 23,546.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.