Home / 27,100.08-40,650.17-17,798.85

Finding the Fourth Proportional to 27,100.08, 40,650.17 and 17,798.85

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Solution

The fourth proportional to 27,100.08, 40,650.17 and 17,798.85 is: 26,698.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,100.08 : 40,650.17 = 17,798.85 : x
  2. Step 2: Convert to fraction form
    27,100.08/40,650.17 = 17,798.85/x
  3. Step 3: Cross multiply
    27,100.08x = 40,650.17 × 17,798.85
  4. Step 4: Simplify right side
    27,100.08x = 723,526,189.31
  5. Step 5: Solve for x
    x = 723,526,189.31/27,100.08
  6. Step 6: Final answer
    x = 26,698.30

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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.