Home / 23,930.83-33,023.98-13,320.24

Finding the Fourth Proportional to 23,930.83, 33,023.98 and 13,320.24

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Solution

The fourth proportional to 23,930.83, 33,023.98 and 13,320.24 is: 18,381.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,930.83 : 33,023.98 = 13,320.24 : x
  2. Step 2: Convert to fraction form
    23,930.83/33,023.98 = 13,320.24/x
  3. Step 3: Cross multiply
    23,930.83x = 33,023.98 × 13,320.24
  4. Step 4: Simplify right side
    23,930.83x = 439,887,107.63
  5. Step 5: Solve for x
    x = 439,887,107.63/23,930.83
  6. Step 6: Final answer
    x = 18,381.61

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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.