Home / 16,887.52-25,331.24-15,859.93

Finding the Fourth Proportional to 16,887.52, 25,331.24 and 15,859.93

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Solution

The fourth proportional to 16,887.52, 25,331.24 and 15,859.93 is: 23,789.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,887.52 : 25,331.24 = 15,859.93 : x
  2. Step 2: Convert to fraction form
    16,887.52/25,331.24 = 15,859.93/x
  3. Step 3: Cross multiply
    16,887.52x = 25,331.24 × 15,859.93
  4. Step 4: Simplify right side
    16,887.52x = 401,751,784.35
  5. Step 5: Solve for x
    x = 401,751,784.35/16,887.52
  6. Step 6: Final answer
    x = 23,789.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.