Home / 25,820.99-35,623.83-16,873.68

Finding the Fourth Proportional to 25,820.99, 35,623.83 and 16,873.68

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Solution

The fourth proportional to 25,820.99, 35,623.83 and 16,873.68 is: 23,279.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,820.99 : 35,623.83 = 16,873.68 : x
  2. Step 2: Convert to fraction form
    25,820.99/35,623.83 = 16,873.68/x
  3. Step 3: Cross multiply
    25,820.99x = 35,623.83 × 16,873.68
  4. Step 4: Simplify right side
    25,820.99x = 601,105,304.66
  5. Step 5: Solve for x
    x = 601,105,304.66/25,820.99
  6. Step 6: Final answer
    x = 23,279.71

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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.