Home / 18,498.08-27,686.36-16,725.80

Finding the Fourth Proportional to 18,498.08, 27,686.36 and 16,725.80

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Solution

The fourth proportional to 18,498.08, 27,686.36 and 16,725.80 is: 25,033.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,498.08 : 27,686.36 = 16,725.80 : x
  2. Step 2: Convert to fraction form
    18,498.08/27,686.36 = 16,725.80/x
  3. Step 3: Cross multiply
    18,498.08x = 27,686.36 × 16,725.80
  4. Step 4: Simplify right side
    18,498.08x = 463,076,520.09
  5. Step 5: Solve for x
    x = 463,076,520.09/18,498.08
  6. Step 6: Final answer
    x = 25,033.76

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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.