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Finding the Fourth Proportional to 29,048.58, 43,512.12 and 17,355.42

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Solution

The fourth proportional to 29,048.58, 43,512.12 and 17,355.42 is: 25,996.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,048.58 : 43,512.12 = 17,355.42 : x
  2. Step 2: Convert to fraction form
    29,048.58/43,512.12 = 17,355.42/x
  3. Step 3: Cross multiply
    29,048.58x = 43,512.12 × 17,355.42
  4. Step 4: Simplify right side
    29,048.58x = 755,171,117.69
  5. Step 5: Solve for x
    x = 755,171,117.69/29,048.58
  6. Step 6: Final answer
    x = 25,996.83

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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.