Home / 18,844.20-28,266.30-9,002.70

Finding the Fourth Proportional to 18,844.20, 28,266.30 and 9,002.70

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Solution

The fourth proportional to 18,844.20, 28,266.30 and 9,002.70 is: 13,504.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,844.20 : 28,266.30 = 9,002.70 : x
  2. Step 2: Convert to fraction form
    18,844.20/28,266.30 = 9,002.70/x
  3. Step 3: Cross multiply
    18,844.20x = 28,266.30 × 9,002.70
  4. Step 4: Simplify right side
    18,844.20x = 254,473,019.01
  5. Step 5: Solve for x
    x = 254,473,019.01/18,844.20
  6. Step 6: Final answer
    x = 13,504.05

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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.