Home / 18,176.04-27,234.90-10,380.60

Finding the Fourth Proportional to 18,176.04, 27,234.90 and 10,380.60

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Solution

The fourth proportional to 18,176.04, 27,234.90 and 10,380.60 is: 15,554.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,176.04 : 27,234.90 = 10,380.60 : x
  2. Step 2: Convert to fraction form
    18,176.04/27,234.90 = 10,380.60/x
  3. Step 3: Cross multiply
    18,176.04x = 27,234.90 × 10,380.60
  4. Step 4: Simplify right side
    18,176.04x = 282,714,602.94
  5. Step 5: Solve for x
    x = 282,714,602.94/18,176.04
  6. Step 6: Final answer
    x = 15,554.25

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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.