Home / 23,930.82-33,023.97-13,320.24

Finding the Fourth Proportional to 23,930.82, 33,023.97 and 13,320.24

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Solution

The fourth proportional to 23,930.82, 33,023.97 and 13,320.24 is: 18,381.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,930.82 : 33,023.97 = 13,320.24 : x
  2. Step 2: Convert to fraction form
    23,930.82/33,023.97 = 13,320.24/x
  3. Step 3: Cross multiply
    23,930.82x = 33,023.97 × 13,320.24
  4. Step 4: Simplify right side
    23,930.82x = 439,887,206.15
  5. Step 5: Solve for x
    x = 439,887,206.15/23,930.82
  6. Step 6: Final answer
    x = 18,381.62

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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.