Home / 18,229.08-27,344.96-6,542.40

Finding the Fourth Proportional to 18,229.08, 27,344.96 and 6,542.40

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Solution

The fourth proportional to 18,229.08, 27,344.96 and 6,542.40 is: 9,814.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,229.08 : 27,344.96 = 6,542.40 : x
  2. Step 2: Convert to fraction form
    18,229.08/27,344.96 = 6,542.40/x
  3. Step 3: Cross multiply
    18,229.08x = 27,344.96 × 6,542.40
  4. Step 4: Simplify right side
    18,229.08x = 178,901,666.30
  5. Step 5: Solve for x
    x = 178,901,666.30/18,229.08
  6. Step 6: Final answer
    x = 9,814.08

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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.