Home / 18,200.40-27,268.20-14,895.60

Finding the Fourth Proportional to 18,200.40, 27,268.20 and 14,895.60

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Solution

The fourth proportional to 18,200.40, 27,268.20 and 14,895.60 is: 22,316.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,200.40 : 27,268.20 = 14,895.60 : x
  2. Step 2: Convert to fraction form
    18,200.40/27,268.20 = 14,895.60/x
  3. Step 3: Cross multiply
    18,200.40x = 27,268.20 × 14,895.60
  4. Step 4: Simplify right side
    18,200.40x = 406,176,199.92
  5. Step 5: Solve for x
    x = 406,176,199.92/18,200.40
  6. Step 6: Final answer
    x = 22,316.88

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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.