Home / 18,037.48-27,033.50-8,173.80

Finding the Fourth Proportional to 18,037.48, 27,033.50 and 8,173.80

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Solution

The fourth proportional to 18,037.48, 27,033.50 and 8,173.80 is: 12,250.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,037.48 : 27,033.50 = 8,173.80 : x
  2. Step 2: Convert to fraction form
    18,037.48/27,033.50 = 8,173.80/x
  3. Step 3: Cross multiply
    18,037.48x = 27,033.50 × 8,173.80
  4. Step 4: Simplify right side
    18,037.48x = 220,966,422.30
  5. Step 5: Solve for x
    x = 220,966,422.30/18,037.48
  6. Step 6: Final answer
    x = 12,250.40

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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.