Home / 30,165.23-41,634.07-17,420.48

Finding the Fourth Proportional to 30,165.23, 41,634.07 and 17,420.48

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Solution

The fourth proportional to 30,165.23, 41,634.07 and 17,420.48 is: 24,043.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,165.23 : 41,634.07 = 17,420.48 : x
  2. Step 2: Convert to fraction form
    30,165.23/41,634.07 = 17,420.48/x
  3. Step 3: Cross multiply
    30,165.23x = 41,634.07 × 17,420.48
  4. Step 4: Simplify right side
    30,165.23x = 725,285,544.29
  5. Step 5: Solve for x
    x = 725,285,544.29/30,165.23
  6. Step 6: Final answer
    x = 24,043.76

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1.5x scale

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.