Home / 18,833.30-25,924.70-16,279.88

Finding the Fourth Proportional to 18,833.30, 25,924.70 and 16,279.88

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Solution

The fourth proportional to 18,833.30, 25,924.70 and 16,279.88 is: 22,409.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,833.30 : 25,924.70 = 16,279.88 : x
  2. Step 2: Convert to fraction form
    18,833.30/25,924.70 = 16,279.88/x
  3. Step 3: Cross multiply
    18,833.30x = 25,924.70 × 16,279.88
  4. Step 4: Simplify right side
    18,833.30x = 422,050,794.01
  5. Step 5: Solve for x
    x = 422,050,794.01/18,833.30
  6. Step 6: Final answer
    x = 22,409.82

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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.