Home / 16,887.56-25,331.52-5,200.88

Finding the Fourth Proportional to 16,887.56, 25,331.52 and 5,200.88

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Solution

The fourth proportional to 16,887.56, 25,331.52 and 5,200.88 is: 7,801.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,887.56 : 25,331.52 = 5,200.88 : x
  2. Step 2: Convert to fraction form
    16,887.56/25,331.52 = 5,200.88/x
  3. Step 3: Cross multiply
    16,887.56x = 25,331.52 × 5,200.88
  4. Step 4: Simplify right side
    16,887.56x = 131,746,195.74
  5. Step 5: Solve for x
    x = 131,746,195.74/16,887.56
  6. Step 6: Final answer
    x = 7,801.38

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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.